iz'u cSad xf.kr

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Select rational number from the following :(a) 7.47878 (b) 2,414(c) 1.233223 (d) AllSelect True statement from the following :(a)(b)lHkh iw.kkZad] okLrfod la[;k,a gSdksbZ okLrfod la[;k,a izkÑr la[;k ugha gksrh gSANo real number is natural numberAll integers are real numbers(c) fdUgha nks ifjes;@vifjes; la[;kvksa dk ;ksx ,oa O;odyu Hkh ,difjes;@vifjes; la[;k gksrh gSAThe sum and difference of any two rational/irrational numbers are alsorational/irrational.(d)(d)(a) and (c) are true(a) vkSj (c) lR;15- fuEufyf[kr esa ls vifjes; la[;k dks pqfu, A16- fuEufyf[kr esa lR; dFku dkSu lk gS &17- fuEufyf[kr esa vlR; dFku NkafV, \Select false statement from the following :(a)(b)(c)(d)(d)dksbZ okLrfod la[;k,a izkÑr la[;k ugha gksrh gSANo real numbers is natural numberlHkh iw.kkZad] okLrfod la[;k gS AAll integers are real numbersv'kUw; ifjes; la[;k ,oa v'kwU; vifjes; la[;k dh xq.ku ,oa Hkktu,d ifjes; la[;k gksrh gSA(a) and (c) are false(a) vkSj (c) lR;(27)
y?kq mRrjh; izdkj ds iz'uShort answer type questions1- le:i inksa dks tksM+rs gq, ;k ?kVkrs gq, ljy dhft,ASimplify by combining similar terms:(1) 5√2 + 20√2 (2) 2 √3 + √27(3) 4√3 – 3 √12 + 2 √75 (4) √8 + √32 – √2(5) √45 – 3 √20 + 4√5 (6) 4√12 – √50 – 7√48(7) 2 3 √4 + 7 3 √32 – 3 √500 (8) 2 3 √40 + 3 3 √625 – 4 3 √320(9) 3 √147 – 7/3 √1 + 7√ 1 (10) 4√81 – 8. 3 √216 + 15. 5 √32 + √2252. ljy dhft, vkSj ifj.kke dks mlds ljyre :i esa fyf[k,ASimplify and express the result in its simplest form:(1) √4 x √21 (2) √15 x √7(3) 3 √4 x 3 √22 (4) 4√12 x 7√6(5) 3 √2 x √5 (6) 3 √2 x 4 √3(7) 4 √ 28 ÷ 3 √7 (8) 6 √12 – (√3 3 √2)(9) √2 3 √3 4 √4 (10) 3 √2. 4 √2. 12 √323. fuEufyf[kr esa ls izR;sd dk ljyre ifjes;dkjh xq.kd fyf[k,AWrite the simplest rationalising factor of ,(i) 2 √2(iii) √75(v) 3 v3(ii) v10(iv) 2 3 √5(vi) 3 v32(28)
Page 1 and 2: ek/;fed f'k{kk e.My] e/;izns'k]Hkks
Page 3 and 4: (a) Aryabhatt (b) Varachmihir(c) Br
Page 5 and 6: 13- czãxqIr us dkSu&lh jpuk dh gS&
Page 7 and 8: 22- HkkLdjkpk;Z dh jpukvksa dk vuqo
Page 9 and 10: y?kq mÙkjh; ,oa nh?kZ mÙkjh; iz'u
Page 11 and 12: v/;k;&2Unit-2leqPp;] la[;k i)fr ,oa
Page 13 and 14: 8- leqPp;ksa vkSj muds xq.k/keksZa
Page 15 and 16: The sum of Two sets are 30.(a) 5 (b
Page 17 and 18: v/;k;&2Unit-2leqPp;] la[;k i)fr ,oa
Page 19 and 20: 9- ;fn A vkSj B nks ,sls leqPp; gks
Page 21 and 22: T ds 11T has 11∪∩n A( ∪∩A
Page 23 and 24: 27. ,d lfefr esa 50 O;fDr ÝSap] 20
Page 25 and 26: 4- _.k la[;kvksa] 'kwU; vkSj izkd`r
Page 27: 11- ,slh dj.kh dks] ftldk ,d xq.kku
Page 31: (iv) 2√6-√5 (vi) 7√3-5√23
Page 36 and 37: (1)(2)5 3 2 4 3+ +2 + 3 6 + 3 6 + 2
Page 38 and 39: 3- fuEufyf[kr essa ls lR; dFku Nkaf
Page 40 and 41: If R lies on 'O' then P will be lie
Page 42 and 43: In A and B are two non-emply sets t
Page 44 and 45: (iii) fcUnq (-1,2) v{k ds uhps dh v
Page 46 and 47: 9- fuEufyf[kr okLrfod Qyuksa ds fy,
Page 48 and 49: 4- cgqinksa dks X dk ?kkrksa ds vkj
Page 50 and 51: 11- cgqin 5x-4x 2 +3 dk eku D;k gks
Page 52 and 53: (b)fdUgha nks cgqinksa esa xq.kuQy
Page 54 and 55: (iii)nks ;k vf/kd cgqin dk HCF ;wfu
Page 56 and 57: 3. xq.ku[kaMu dhft, % Factorise:(a)
Page 58 and 59: Factorise each of the following:(a)
Page 60 and 61: 14. fuEufyf[kr O;atdksa dk xq.ku[ka
Page 62 and 63: (i) 4x 2 -3x+2 (ii) u 3 -u 2 - 2 (i
Page 64 and 65: In each of the following subtract t
Page 66 and 67: Divide(i) -3x 3 by x 2(vi) 5z 3 -6z
Page 68 and 69: (15) x 3 +x 2 +x+1 (16) 7x 3 -3x 2
Page 70 and 71: 53-- fcuk Hkkx fn, fl) dhft, fd x 4
Page 72 and 73: 64. fuEufyf[kr cgqinksa dk y?kqre l
Page 74 and 75: 3-dk eku Kkr dhft,AWhat is value of
Page 76 and 77: 9- &3-6432 esa n'keyo &0-6432 _.kkR
Page 78 and 79:
If(a)then x is equal to -(b)(c)(d)2
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y?kq ,oa nh?kZ mÙkjh; iz'uShort an
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5. lkjf.k;ksa dk iz;ksx djds fuEufy
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fl) dhft,A / Prove that :(i) 3 long
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Write each of the following numbers
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27 uhps nh xbZ izR;sd la[;k fdlh dk
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Evaluate :(I) (ii) 0.054 ÷ 216.334
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What must be the power of the varia
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v/;k;&6Unit-6,d pj jkf'k dk ,d ?kkr
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A boy is now one-third as old as hi
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The perimeter of a rectangular fiel
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(1) 3x + 2 = 23 (2) 2y = 5 (3 + y)(
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A number consists of two digits. Te
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the second part and one fourth of t
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v/;k;&7Unit-7f=dks.kfefr(Trigonomet
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(a) 15cm (b) 13cm(c) 14cm(d) None10
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(c)(d)17. ;fnvkSj tan B = 3 rks fuE
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Note : y?kq mRrjh; ,oa nh?kZ mRrjh;
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v/;k;&7Unit-7f=dks.kfefr(Trigonomet
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42.43.44.- 2cos 2 45 0 - sin 2 0 0t
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55- ,d ehukj ds vk/kkj ls 30 eh- nw
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64- 120 eh- pkSM+h unh ds e/; esa]
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72. ,d [kacs ds vk/kkj fcanq ls] io
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v/;k; & 8UNIT-8okf.kT; xf.krCommerc
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7- ,d nqdkunkj us ,d oLrq dks 319-6
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15- 2500 : ij 6 % dh okf"kZd C;kt n
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23- ,d ewy?ku esa pØo`f) C;kt vkSj
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v/;k; &8UNIT-8okf.kT; xf.krCommerci
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8. ,d Fkksd O;kikjh QqqVdj nqdkunkj
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17. fuEu izdj.kksa esa ls izR;sd ew
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An automobile dealer buy an old mot
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31. ^jksth vkSj feV~Bw* uke dh daiu
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39. fdrus o"kksZa esa 6400 #- dk /k
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48 dfork ds cpr cSad [kkrs esa fuEu
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50. vydk dh iklcqd dk ,d i`"V fuEuk
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He closes the account on 01.10.2000
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59. lqczkeu;e cSad esa 1½ o"kZ ds
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fuEufyf[kr iz'uksa esa izfr'kr ykHk
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Find cost price when(1) selling pri
Page 156 and 157:
83- lyhe us ,d Vsyhfotu xksiky dks
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11 6 %24In what time a sum of Rs. 1
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99- Losrk cSad esa 1 o"kZ ds fy, 90
Page 162 and 163:
Whar correspondiance in in their ve
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12- ;fn fdlh f=Hkqt ds dks.kksas es
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22. ,d vk;r dk fod.kZ 10 ls-eh rFkk
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5. AB ,d js[kk[k.M gSA AB ds foifjr
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11 vkd`fr 8-37 esa] ABC lef}ckgq f=
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(Fig. 9.26)23. fl) dhft, fd fdlh pr
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In Fig. 9.29 ∆ ABC is isosceles w
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6- nh xbZ vkd`fr 6 esaesa AB > AC g
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16- ,d prqHkqZt ds fod.kZ ,d&nwljs
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¼3½;fn AD = 7.5 lseh rks GD dk ek
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v/;k;&10Unit-10lekarj prqHkqZt(Para
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7- ,dkgh vk/kkj ;k lokZaxle vk/kkjk
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5- ABCD ,d lekarj prqHkqZt gSaA BD
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17- f=Hkqt dh ,d Hkqtk ds e/; fcUnq
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= area. Prove that, QR bisects PS.(
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5. ;fn fdlh le cgqHkqt ds vUr%dks.k
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6- ,d le prqHkqZt ABCD dh jpuk dhft
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v/;k;&11Unit-11T;kferh; jpuk,a(Geom
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29 ,d oxZ dh jpuk dhft, ftlesa ,d f
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Unit-12lkaf[;dh StatisticsoLrqfu"B
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Show the following by a histogram.C
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7- d{kk 9oha ds Nk=ksa dh tUefrfFk
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Hkkj ¼fd-xzk- esa½Weight (in kg.)
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oxZ ¼nSfud etnwjh½ la[;kClass (da
Page 210 and 211:
23- nks ikalksa dks ,d lkFk Qsadus
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