Namma Kalvi 11th Maths EM 1 Mark Guide

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Namma KalviThis material only for samplewww.nammakalvi.org Sigaram ThoduvomNewmTARGETooks.coHIGHER SECONDARY FIRST YEARMATHEMATICSVolume - 1 & 2w.surab1MarkQuestions & AnswersSalient Features : Prepared as per the New Syllabus for the year 2018-19.w Complete 1 Mark questions-Book Back, In-text, CompetitivewExamination Questions, HOTS with Answers. Questions from Govt.Model (GMQP), Quarterly Exam-2018 andFirst Mid Term Test are incorporated at the respective chapters. Given in Chapter-wise sequence. Useful for Public Exam 2019.SURA PUBLICATIONSChennaiorders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sample2018-19 Edition Reserved with PublishersISBN : 978-93-81650-45-5Code No : SG 167Head Office:m1620, ‘J’ Block, 16th Main Road, Anna Nagar, Chennai - 600 040.Phones: 044-26162173, 26161099.ooks.coMobile : 96001 75757 / 81242 01000 / 81243 01000Whatsapp : 81242 01000e-mail : orders@surabooks.comwebsite : www.surabooks.comw.surabFor More Information - ContactDoubts in Our Guides:enquiry@surabooks.comFor Order:orders@surabooks.comContact:96001 75757 / 8124301000Whatsapp:8124201000 / 9840926027Online Site:www.surabooks.comFor Free Study Materials Visit http://tnkalvi.inOur Guides for 1 StandardSura’s Tamil Sura’s English Sura’s Will to Win English Sura’s English Workbook Sura’s Mathematics (EM/TM ) Sura’s Physics (EM/TM) Sura’s Chemistry (EM/TM) Sura’s Biology (EM/TM) Sura’s Computer Science (EM/TM) Sura’s Commerce (EM/TM) Sura’s Economics (EM/TM) Sura’s Accountancy (EM/TM) Sura’s Business Maths (EM/TM)ww Also available Sigaram Thoduvom mini guide (EM/TM) for all Subjects.[ii]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleTO ORDER WITH USSCHOOLS and TEACHERS:We are grateful for your support and patronage to ‘SURAPUBLICATIONS’Kindly prepare your order in your School letterhead and send it to us.For Orders contact: 81242 01000 / 81243 01000A/c Name : Sura PublicationsOur A/c No. : 21000210001240Bank Name : UCO BANKBank Branch : Anna Nagar WestIFSC: UCBA0002100ooks.coA/c Name : Sura PublicationsOur A/c No. : 36550290536Bank Name : STATE BANK OF INDIABank Branch : PadiIFSC: SBIN0005083mDIRECT DEPOSITabA/c Name : Sura PublicationsOur A/c No. : 6502699356Bank Name : INDIAN BANKBank Branch : Asiad ColonyIFSC: IDIB000A098w.surAfter Deposit, please send challan and order to our address.email : orders@surabooks.com / Whatsapp : 81242 01000.DEMAND DRAFT / CHEQUEPlease send Demand Draft / cheque in favour of ‘SURAPUBLICATIONS’ payable at Chennai.The Demand Draft / cheque should be sent with your order in Schoolletterhead.wwSTUDENTS :Order via Money Order (M/O) toSURA PUBLICATIONS1620, ‘J’ Block, 16th Main Road, Anna Nagar,Chennai - 600 040.Phones : 044-26161088, 26161099.Mobile : 96001 75757/ 81242 01000/81243 01000.email : orders@surabooks.comWebsite : www.surabooks.com[iii]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleContentsVolume - 1m1. Sets Relations and Functions 1 – 10ooks.co2. Basic Algebra 11 – 163. Trigonometry 17 – 264. Combinatorics and Mathematical Induction 27 – 345Binomial theorem, Sequences and Series 35 – 41ab6. Two dimensional Analytical Geometry 42 – 50w.surVolume - 27. Matrices and Determinants 51 – 638. Vector Algebra-I 64 – 76w9. Differential Calculus - Limits and Continuity 77 – 81w10. Differential Calculus - Differentiability andMethods of Differentiation 82 – 9411. Integral Calculus 95 – 10912. Introduction of Probability Theorem 110 – 124[iv]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleooks.co1. Sets Relationsand FunctionsmVolume - 1Textual QuestionsChoose the correct or the most suitable answer.1.If A {(x, y) : y ex, x R} and B {(x, y) : y e–x, x R}[First Mid-2018]then n(A B) is(1) Infinity (2) 0(2) infinitely many elements(4) cannot be determined.[Ans : (2) infinitely many elements]The relation R defined on a set A {0,–1, 1, 2} by xRy if x2 y2 2, then which one of the following is true?w3.[Ans : (3) 1]If A {(x, y) : y sin x, x R} and B {(x, y) : y cos x,[GMQP-2018]x R} then A B contains(1) no element(3) only one element 1 w.sur2.n (A B)(4) 2abHint :(3) 1w(1) R {(0, 0), (0,–1), (0, 1), (–1, 0), (–1, 1), (1, 2), (1, 0)}(2) R–1 {(0, 0), (0,–1), (0, 1), (–1, 0), (1, 0)}(3) Domain of R is {0,–1, 1, 2}(4) Range of R is {0,–1, 1}Hint :Since x2 y2 2, x, y must be 0 or 1 [Ans : (4) Range of R is {0, –1, 1}][1]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s8 XI Std Sigaram Thoduvom Target MathematicsIn-text Question & Answers1.Which one of the following is a finite set?(2) {x: x , x 5}(4) {x: x is an even prime number}[Ans : (4) {x: x is an even prime number}](1) {x: x , x 5}(3) {x: x , x 10}(1) A(3) {7, 8, 9} AmGiven A {5, 6, 7, 8}. Which one of the following is incorrect?(2) A A(4) {5} Aooks.co2.[Ans : (3){7, 8, 9} A]3.Let R be a relation on the set N given byR {(a, b): a b – 2, b 6}. Then(1) (2, 4) R(3) (6, 8) R[Ans : (3) (6, 8) R]If f (x) 2x – 3 and g(x) x2 x – 2 then gof (x) isab4.Let A {–2, –1, 0, 1, 2} and f : A Z be given byf(x) x2 – 2x – 3 then preimage of 5 isww(1) –21.2.(2) (2x2 – 5x – 2)(4) 2x2 5x – 2[Ans : (1) 2(2x2 – 5x 2)]w.sur(1) 2(2x2 – 5x 2)(3) 2(2x2 5x 2)5.(2) (3, 8) R(4) (8, 7) R(2) –1(3) 0(4) 1 [Ans : (1) – 2]Board Expected Question & AnswersIf A B, then A\B is(1) B(2) A(3) (4)BA [Ans : (3) ]If A {1, 2, 3}, B {1, 4, 6, 9} and R is a relation from A toB defined by “x is greater than y”. The range of R is(1) {1, 4, 6, 9}(3) {1}orders@surabooks.com(2) {4, 6, 9}(4) none of these [Ans : (3) {1}]For More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s3.Let R be the relation over the set of all straight lines in aplane such that l1Rl2 l1 l2. Then R is(1) symmetric(3) transitive4.9 XI Std - Sigaram Thoduvom Target 1 Mark (2) reflexive(4) an equivalence relation[Ans : (1) symmetric]Which of the following is not an equivalence relation on z?(3) aRb a bLet f: R R be given f(x) (3 – x3)1/3 then fof(x) is(1) x1/3(2) x3(3) x(4) 3 – x4ww7.If f : R R is given by f (x) 3x – 5, then f –1(x) is1x 5(1)(2)3x 53(3) does not exist since f is not one-onex 5(4) does not exists since f is not onto[Ans : (2)]3Let f : R R be defined as f(x) x4, choose the correctanswer(1) f is one - one onto(2) f is onto(3) f is one - one but not onto(4) f is neither one - one nor onto[Ans : (1) f is one - one onto]ab6.1.(4) aRb a b[Ans : (3) aRb a b ]w.sur5.ooks.com(1) aRb a b is an even integer(2) aRb a – b is an even integer[Ans : (3) x]Reasoning Question & Answers (Hots)The shaded region in the adjoining diagram represents.(1) A\B(2) B\A(3) A B (4) A′AB [Ans : (3) A B]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s11 XI Std - Sigaram Thoduvom Target 1 Mark 2. Basic AlgebraTextual QuestionsChoose the correct or the most suitable answer.1.If x 2 9, then x belongs to2.(1) (– ,–7)(2) [–11, 7](3) (– ,–7) [11, )(4) (–11,7)Hint : x 2 9 –9 x 2 9 – 11 x 7x belongs to [–11,7] [Ans : (2)[–11, 7]]Given that x, y and b are real numbers x y; b 0, then(1) xb yb(2) xb ybx y (3) xb yb(4)b bHint : x y, b 0 xb yb [Ans : (1) xb yb]abIf x 2 0, then x belongs tox 2(1) [2, )(2) (2, ) (3) (– , 2) (4) (–2, )w.sur3.ooks.com[GMQP-2018]x 2is negativex 2x 2In (2, ), 0 x 2Hint :[Ans : (2) (2, )]The solution of 5x – 1 24 and 5x 1 –24 is [First Mid-2018](1) (4, 5) (2) (–5,–4) (3) (–5, 5) (4) (–5, 4)Hint :5x – 1 24 5x 1 – 245x 25 5x – 25x 5 x –5–5 x 5 [Ans : (3) (–5, 5)]5. The solution set of the following inequality x – 1 x– 3 is(1) [0, 2] (2) [2, ) (3) (0, 2) (4) (– ,2) [Qy-2018]ww4.In (– , 2)When x 0, –1 –3 not true cannot be (1)When x 1, 0 –2 not true cannot be (3) When x –4, –5 –7 not true cannot be (4)[Ans : (2) [2, )]Hint :orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s15 XI Std - Sigaram Thoduvom Target 1 Mark In-text Question & Answers3.4.m2.If x 7, then(1) –x –7 (2) –x –7 (3) –x –7 (4) –x –7[Ans : (3) –x –7]If x is a real number and x 5, then(1) x 5(2) –5 x 5 (3) x –5 (4) –5 x 5[Ans : (2) –5 x 5]( 5 2)( 5 2) is equal to(1) 1(2) 3(3) 23The value of(1) 8 3(16) 4ooks.co1.is(2) –8(4) 2118(3)(4)[Ans : (1) 1] 11[Ans : (3) ]88Board Expected Question & Answers2.abIf –3x 17 –13, then(1) x (10, )(2) x [10, )(3) x (– , 10](4) x [– , 10)w.sur1.4(1)8112(2)8(3)114The rationalising factor ofw3.[Ans : (1) x (10, )]11 is equal to36(2)3353(3)33w(1)84.5.6.118(4)8116[Ans : (1)8112 ]is9(4)327[Ans : (3)39]The number of real solutions of 2x – x – 3 1 is(1) 0(2) 2(3) 3(4) 4[Ans : (2) 2]The logarithmic form of 52 25 is(1) log52 25(2) log25 25(3) log525 2(4) log255 2 [Ans : (3) log525 2]24 The value of log 3 3 is4(1) –2(2) 1orders@surabooks.com(3) 2(4) –1 [Ans : (4) –1]For More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s17 XI Std - Sigaram Thoduvom Target 1 Mark If the roots of x2 – bx c 0 are two consecutive integers,then b2 – 4c is(1) 0(2) 1(3) 2(4) none of these[Ans : (2) 1]4.The factors of the polynomial 6 3 x 2 47 x 5 3 are(1) (2 x 5 3 ) (3 3x 1) (2) (2 x 5 3 ) (3 3 x 1)(3) (2 x 5 3 ) (3 3x 1) (4) (2 x 5 3 ) (3 3 x 1)[Ans : (1) (2 x 5 3 ) (3 3 x 1) ]5.Ifm3.ooks.cox 14 2, then x belongs to(1) [–14, –10) (2) (–14, –10) (3) (– , –10) (4) [–14, –10][Ans : (1) [–14, –10)]ab3. Trigonometryw.surTextual QuestionsChoose the correct or the most suitable answer.1.13– cos 80º sin80º(1)2(2)3(3) 2 13 cos 80o sin 80owwHint : 1sin 80o 23 cos 80o21sin 80o cos 80o2sin 20o (4) 4sin 80 3 cos 80osin 80o cos 80oosin 80o cos 60o cos 80o sin 60o1sin 80o cos 80o2sin 160o2 sin cos 80o 1 sin 80o cos 80o 1 1 4 sin 80o cos 80osin 80o cos 80o222[Ans : (4) 4]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s24 XI Std Sigaram Thoduvom Target Mathematics20. In a DABC, if (i) sinABCsin sin 0222Hint :ABCsin sin 0222And also sin A sin B sin C 0. Both are true.Since sine is positive in I and II quadrant. ooks.coWe know that in DABC sinm(ii) sin A sin B sin C 0 then(1) Both (i) and (ii) are true (2) Only (i) is true(3) Only (ii) is true (4) Neither (i) nor (ii) is true.[Ans : (1) Both (i) and (ii) are true]In-text Question & Answers2.abww3.If the angles of a triangle are in A.P., then the measure ofone of the angles in radians isπππ2ππ(1)(2)(3)(4)[Ans : (2) ]63332The angle between the minute and hour hands of a clockat 8.30 is(1) 80 (2) 75 (3) 60 (4) 105 [Ans : (2) 75 ]1aIf tan A and tan B then the value of A B is2a 1a 1ππππ(1) 0(2)(3) 3(4)[Ans : (4) ]442w.sur1.4.The value of sin2(1)12(2)orders@surabooks.comp5p– sin2is121232(3) 1(4) 0 [Ans : (2)For More Details9600175757 81242 01000 81243 010003]2

This material only for sample2 sin 5x cos x (1) sin 6x cos 4x(3) cos 6x sin 4x6.cos 6x – cos 8x (1) 2 sin 7x sin x1(3) sin 7x sin x2sin 10º cos 10ºiscos 10º sin 10º(1) tan 35º (2) 3(2) sin 7x sin x2 sin 7x sin x[Ans : (1) 2 sin 7x sin x](4)(3) tan x(4) cot x[Ans : (1) cos x](3) tan 75º (4) 1[Ans:(1) tan 35º]ab8.cos 3 xis2 cos 2 x 1(1) cos x(2) sin x(2) sin 6x sin 4x(4) cos 6x cos 4x[Ans : (1) sin 6x cos 4x]m5.7.25 XI Std - Sigaram Thoduvom Target 1 Mark ooks.coSura’s1.w.surBoard Expected Question & AnswersIf tan x of cos x is(1)5and x lies in the IV quadrant, then the value(2)26(3)12(4)15][Ans:(1)66Which of the following is incorrect? 1(1) sin x (2) cos x 1511(3) sec x (4) tan x 20[Ans : (3) sec x ]22In any ABC, a (b cos C – c cos B) (1) a2(2) b2 – c2 (3) 0(4) b2 c2 [Ans:(3) 0]ww2.56 13.4.Which one of the following is not true for any θ?3(1) sin θ (2) cos θ –1411(3) tan θ 25(4) sec θ [Ans: (4) sec θ ]44orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s27 XI Std - Sigaram Thoduvom Target 1 Mark 4. Combinatorics andMathematical InductionTextual QuestionsChoose the correct or the most suitable answer.mooks.coww3.ab2.The sum of the digits at the 10th place of all numbersformed with the help of 2, 4, 5, 7 taken all at a time is(1) 432(2) 108(3) 36(4) 18Hint :(Without repetition) Number of numbersformed 4 3 2 1 24 There will be 2’s, 4’s, 5’s, 7’s in unit place, tenth place etc. Six each in tenth place.Sum of all integers in tenth place 6 (2 4 5 7) 108 [Ans : (2) 108]In an examination there are three multiple choice questionsand each question has 5 choices . Number of ways in whicha student can fail to get all answer correct is(1) 125(2) 124(3) 64(4) 63Hint : No. of ways of answering 53 125Correct answer 1 Number of ways of incorrect answer 125 – 1 124 [Ans : (2) 124]The number of ways in which the following prize be given toa class of 30 boys first and second in mathematics, first andsecond in physics, first in chemistry and first in English is(1) 304 292(2) 303 293(3) 302 294(4) 30 295Hint : First in maths 30 ways. Second in maths: 29wayssimilarly for other subject30 29 30 29 30 30 304 292 [Ans : (1) 304 292]The number of 5 digit numbers all digits of which are odd is(1) 25(2) 55(3) 56(4) 625Hint :The odd numbers are 1, 3, 5, 7, 9 Number of odd numbers in which all the places are odd 5 5 5 5 5 55 [Ans : (2) 55]w.sur1.4.orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s33 XI Std - Sigaram Thoduvom Target 1 Mark In-text Question & Answers4.5.m3.ooks.co2.The number of different signals which can be give from 6flags of different colours taking one or more at a time is(1) 1958(2) 1956(3) 16(4) 64[Ans : (2) 1956]55555C1 C2 C3 C4 C5 is equal to(1) 30(2) 31(3) 32(4) 33 [Ans : (2) 31]Among the players 5 are bowlers. In how many ways a teamof 11 may be formed with atleast 4 bowlers?(1) 265(2) 263(3) 264(4) 275[Ans : (3) 264]There are 10 points in a plane and 4 of them are collinear.The number of straight lines joining any two of them is(1) 45(2) 40(3) 39(4) 38 [Ans : (2) 40]The sum of the digits in the unit’s place of all the 4-digitnumbers formed by 3, 4, 5 and 6, without repetition is6.(2) 1087!Value of2!(1) 2520(2) 2250(3) 36(4) 72 [Ans : (2) 108](3) 2205(4) 2052w.sur(1) 432ab1.[Ans : (1) 2520]wBoard Expected Question & AnswersThe number of permutations of n different things taking rat a time when 3 particular things are to be included is(1) n – 3Pr–3 (2) n – 3Pr(3) nPr–3(4) r! n – 3Cr–3[Ans : (4) r! n – 3Cr–3]The number of ways to arrange the letters of the wordCHEESE are(1) 120(2) 240(3) 720(4) 6 [Ans : (1) 120]The product of r consecutive positive integers is divisible by(1) r!(2) r! 1 (3) (r 1) (4) none of these[Ans : (1) r!]w1.2.3.orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s34 7.8.9.mooks.co6.Rank of the word “MOTHER” is(1) 310(2) 300(3) 308ab5.If 15C3r 15Cr 3, then r is equal to(1) 5(2) 4(3) 3(4) 2[Ans : (3) 3]If mC1 nC2, then(1) 2m n(2) 2m n(n 1)(3) 2m n(n – 1)(4) 2n m (m – 1)[Ans : (3) 2m n(n – 1)]22If (a – a)C2 (a – a)C4, then a (1) 2(2) 3(3) 4(4) none of these[Ans : (2) 3]2n 13n 1For all n N, 3 5 2 is divisible by(1) 19(2) 17(3) 23(4) 25 [Ans : (2) 17]The number of words that can be formed out the letters ofthe word “COMMITTEE” is9!9!9!9!(1)(2)(3)(4) 9! [Ans:(1)]322!(2!)(2!)(2!)3w.sur4. XI Std Sigaram Thoduvom Target Mathematics(4) 309[Ans : (4) 309]Reasoning Question & Answers (Hots)Number of all four digit numbers having different digitsformed of the digits 1, 2, 3, 4 and 5 and divisible by 4 is(1) 24(2) 30(3) 125(4) 100[Ans : (1) 24]n 1nIf C3 2. C21 then n (1) 3(2) 4(3) 5(4) 6[Ans : (3) 5]nn 2If 10 3 4 λ is divisible by 9 for all n N, then theleast positive integral value of λ is(1) 5(2) 3(3) 7(4) 1[Ans : (1) 5]nnIf p(n): 49 16 λ is divisible by 64 for n N is true, thenthe least negative integral value of λ isw1.w2.3.4.(1) –3(2) –2orders@surabooks.com(3) –1(4) –4 [Ans : (3) –1]For More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s35 XI Std - Sigaram Thoduvom Target 1 Mark 5. Binomial theorem,Sequences and SeriesTextual QuestionsThe value of 2 4 6 . 2n isn ( n 1)n ( n 1)(1)(2)222n ( 2n 1)(3)(4) n(n 1)2Hint :n(n 1)2 4 6 . 2n 2 (1 2 3 . n) 2 n (n 1) ooks.co1.mChoose the correct or the most suitable answer.The coefficient of x8y12 in the expansion of (2x 3y)20 is(1) 0(2) 28312[GMQP-2018]8 1212 8(3) 2 3 2 3(4) 20C8 28312Hint : In (2x 3y)20 Term term containing x8 y12 is20C12 (2x)20–12 (3y)12 20C12 28312x8 y12ww3.The coefficient of x6 in (2 2x)10 is[Qy-2018]1061061010(1) C6(2) 2(3) C6 2 (4) C6 2Hint :In (2 2x)10, the term containing x6 is10C6 (2)10–6 (2x)6 10C6 2426x6Coefficient is 10C6 210[Ans : (4) 10C6 210]w.sur2.ab2[Ans : (4) n(n 1)]Coefficient is 20C12 28312 20C8 28312 ( 20C12 20C8) [Ans : (4) 20C8 28312]4.If nC10 nCr for all possible r, then a value of n is(1) 10(2) 21(3) 19(4) 202020Hint : C10 Cr for all possible value of r. [Qy-2018][Ans : (4) 20]orders@surabooks.comFor More Details9600175757 81242 01000 81243 01000

This material only for sampleSura’s40 2.The series 1 4 x 8 x 2 (1) ex3. XI Std Sigaram Thoduvom Target Mathematics(2) e4x32 3x is3(3) e2x(4) e8x [Ans : (2) e4x]1 x, x 1 is1 xThe Co-efficient of x3 in13 3 1 1(2)(3)(4)[Ans:(4)]28822The remainder when 5240 is divided by 17 is(1) 1(2) 3(3) 5(4) 6[Ans : (1) 1]ooks.co4.m(1)Board Expected Question & AnswersThe Co-efficient of x(1) 13652.is[Ans : (2) –1365]12(3) –7920w.sur(4) –3003is(4) 7920[Ans : (4) 7920]The first and last term of an A. P. are 1 and 11. If the sum ofits terms is 36, then the number of terms will be(1) 5(2) 6(3) 7(4) 8[Ans : (2) 6]If the first, second and last term of an A. P. are a, b and 2arespectively, then its sum isabab3ab(1)(2)(3)(4) none of theseb a2 (b a )2 (b a )3ab[Ans : (3)]ww4.(2) –49515(3) 30031 The term without x in 2 x 2 2x(1) 4953.(2) –1365 4 1 in x 3 xab1. 172 (b a )5.If in an infinite G. P., first term is equal to 10 times the sumof all successive terms, then its common ratio is11111(1)(2)(3)(4)[Ans : (2)]1192011106.The value of 9 3 9 9 9 27 is(1) 1(2) 3(3) 91orders@surabooks.com11(4) none of these[Ans : (2) 3]For More Details9600175757 81242 01000 81243 01000

This material only for sample7.The sum of the seriesn ( n 1)2n ( n 1)(3)4If Sn 210 then Sn2 (1) 2870(2) 21601111 islog 2 4 log 4 4 log 8 4log 2n 4(2)n ( n 1) ( 2n 1)12(4) none of these[Ans:(3)(3) 2970n ( n 1)]4(4) none of these[Ans : (1) 2870]ooks.co(1)8.41 XI Std - Sigaram Thoduvom Target 1 Mark mSura’sSum of n terms of the series 2 8 18 32 isn ( n 1)n ( n 1)n ( n 1)(1)(2) 2n(n 1) (3)(4) 1[Ans:(3)]2221 x 10. The series for log is 1 x 35xx x3 x5(1) x (2) 2 x 3535 x2 x4 x6x2 x4 x6 (4) 2

Sura s Business Maths (EM/TM) Also available Sigaram Thoduvom mini guide (EM/TM) for all Subjects. HDG2I¿FH 1620, J Block, 16th Main Road, Anna Nagar, Chennai - 600 040. Phones: 044-26162173, 26161099. 0RELOH 96001 75757 / 81242 01000 / 81243 01000 Whatsapp 81242 01000 H PDLO orders@surabooks.com ZHEVLWH www.surabooks.com

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10 Sura s Commerce Std. XI Sigaram Thoduvom Target Board Expected Questions & Answers V ERY SHORT A NSWER Q UESTIONS 2 MARKS 1. Thirupathi is the famous cardiologist of his town. Identify the type of economic activity highlighted in the given case. Write the meaning of it. [Govt. MQP

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Textbook Questions C HOOSE THE C ORRECT A NSWERS 1. Which of the plant group has gametophyte as a dominant phase? (a) Pteridophytes (b) Bryophytes (c) Gymnosperm (d) Angiosperm [Ans. (b) Bryophytes] 2. Which of following represent gametophytic generation in pteridophytes? (a) Prothallus (b)

Artificial Intelligence (AI) is a Cognitive Science and the history of its evolution suggests that it has grown out of the knowledge derived from disciplines such as Science, Mathematics, Philosophy, Sociology, Computing and others. Hence, it is fair for any education system to recognize the importance of integrating AI Readiness to maximize learning across other disciplines. AI is being .