iz'u cSad xf.kr
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418- ;fndk xq.kd gS} rFkk B = { x∈ C : x = 1}dk xq.kd} gSrc A ∆ B dk eku gS&(a) {-1,1} (b) {-1,1,i-i}(c) {-i,i} (d) buesa ls dksbZ ugha None of these19- ;fn n(A) =3 o n (B) =4, rc n (AxAxB) xq.kd} dk eku gS A(a) 36 (b) 12(c) 108 (d) buesa ls dksbZ ugha20- ;fn n(A) =3 o n (B) =4, rc n (AxAxB) xq.kd} dk eku gS A(a) 36 (b) 12(c) 108 (d) buesa ls dksbZ ugha21- leqPp; (A B C) (A(a) B C''(a) B'B ∩ C')C' cjkcj∪∩A = x∈ C x =(b) A C''2{ : 1}C'' (4) buesa ls dksbZ ugha None of these(15)
v/;k;&2Unit-2leqPp;] la[;k i)fr ,oa dj.khSet,Number System & Surdsy?kq mRrjh; izdkj ds iz'u(Short Answer type Questions)1- nks leqPp;ksa A vkSj B ds fy, D;k dFkuFor two sets A and B, doesture.lR; gS \2- ;fn A dksbZ leqPp; gks rksIf A is any set, find .Kkr dhft,A3- ;fn U = {1, 2, 3, 4, 5, 6, 7},A = {3, 4} vkSj B = {4,5,6,} gSAIf U = {1, 2, 3, 4, 5, 6, 7},∅A ∩ ∅B = B ∩AA = {3, 4} and B = {4,5,6,}.4- ;fn U = {1, 2, 3, 4, 5, 6, 7,8,9}; rks fuEu leqPp;ksa ds iwjd Kkr dhft,(i) A = { 2,4,6,8}(ii) B = {1,3,5,7,9}(iii) C = {2,3,5,7}(iv)(v) UIf U = {1, 2, 3, 4, 5, 6, 7,8,9}; find complements of following sets :(i) A = { 2,4,6,8}(ii) B = {1,3,5,7,9}(iii) C = {2,3,5,7}(iv)(v) U(16)
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- 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
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- Page 21 and 22: T ds 11T has 11∪∩n A( ∪∩A
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- Page 25 and 26: 4- _.k la[;kvksa] 'kwU; vkSj izkd`r
- Page 27 and 28: 11- ,slh dj.kh dks] ftldk ,d xq.kku
- Page 29 and 30: y?kq mRrjh; izdkj ds iz'uShort answ
- 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
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- Page 58 and 59: Factorise each of the following:(a)
- Page 60 and 61: 14. fuEufyf[kr O;atdksa dk xq.ku[ka
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418- ;fndk xq.kd gS} rFkk B = { x∈ C : x = 1}dk xq.kd} gSrc A ∆ B dk eku gS&(a) {-1,1} (b) {-1,1,i-i}(c) {-i,i} (d) buesa ls dksbZ ugha None of these19- ;fn n(A) =3 o n (B) =4, rc n (AxAxB) xq.kd} dk eku gS A(a) 36 (b) 12(c) 108 (d) buesa ls dksbZ ugha20- ;fn n(A) =3 o n (B) =4, rc n (AxAxB) xq.kd} dk eku gS A(a) 36 (b) 12(c) 108 (d) buesa ls dksbZ ugha21- leqPp; (A B C) (A(a) B C''(a) B'B ∩ C')C' cjkcj∪∩A = x∈ C x =(b) A C''2{ : 1}C'' (4) buesa ls dksbZ ugha None of these(15)
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