iz'u cSad xf.kr
iz'u cSad xf.kr iz'u cSad xf.kr
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)
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- 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
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- 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
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- 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
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[<strong>kr</strong> esa ls vifjes; la[;k dks pqfu, A16- fuEufyf[<strong>kr</strong> esa lR; dFku dkSu lk gS &17- fuEufyf[<strong>kr</strong> 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)
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