If lim tan(x-2)(x + (k- 2)x- 2k) ATIC 73 lfa,Bare the roots of the equation, the...

 

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If lim tan(x-2)(x + (k- 2)x- 2k) ATIC 73 lfa,Bare the roots of the equation, the A+2 Jr. is equal to -4x +4 =5, then k 1-cos(ar +hx +e) (x-ay I) a (a-B) 1) 0 79. If (x) 2) 1 lim 3) 2 4) 3 2) 4a' (u- 2+ cost-1 where If the function f(x)= 1)/ is 2) / is lia 3) (-x) 4) 20 (a - B is 3) k. continuous at x=n. then k equals -1 1, lim x-1 Jog x= m thes 4) f 1) 0 1. 74. If lim 0 5.x 3) 2 4) 4. 7. The value that should be assigned to f(0) so cubic equation whose roots are 51, m and 1) 3 that the function f(x)=(x+1yt is continuous I)-3 +2=0 6) at x = 0, is 2) +5x -81 + 2 =0 11) 1) e 2) 1 4) e 3) x-5x +8x-4= 0 3) 2 16) 4) x'+3x-4=0 21 68. lim tanx+ 26 1- sin x If x* S(x)=(x-2x) If x= 1) e 2) e 3) 4) e 75. Define EDUCAMON MOAT TD (1-cos 2x)(3+cos.x) g(x) – 8(2) 69. If g(x)= lim for x>2 then X-2 8. 2) 3) 8. 1) -1 2) 0 3) 76. lim 2x-a lim x tan 4,x 70. cos x 1) 0 2) 1/2 3) - 2 4)5 1) 1 2) 2 4) 71. If fis defined by f(x)= for 0Sx<I 12-x. for x21 77. if f:R→R is defined by then x-1, at x= 1, f is ) Continuous and differentiable 2) Continuous but not differentiable 3) Discontinuous but differentiable A) Neither continuous nor differentiable for xS1 2-x, for1<xs3 x-10, for 3<x<5 for x25 then the set of points of siscontinuity of J B 2.x, 72. Define (:R-R by f(x)=[x]+x-[ for LER. where x denotes the greatest integer function. then the set of points at which f is 1) R-(1,3,5) 2) (1.3,5) 3) R-(1.5) 4) (1.5) continuous is et 78. A(x) = Ar then lim 1) R 2) R 3) R-Z 4) (1, 2, 3.) sin x-1 1) 1 2) 2 3) -1 4) 3 If lim tan(x-2)(x + (k- 2)x- 2k) ATIC 73 lfa,Bare the roots of the equation, the A+2 Jr. is equal to -4x +4 =5, then k 1-cos(ar +hx +e) (x-ay I) a (a-B) 1) 0 79. If (x) 2) 1 lim 3) 2 4) 3 2) 4a' (u- 2+ cost-1 where If the function f(x)= 1)/ is 2) / is lia 3) (-x) 4) 20 (a - B is 3) k. continuous at x=n. then k equals -1 1, lim x-1 Jog x= m thes 4) f 1) 0 1. 74. If lim 0 5.x 3) 2 4) 4. 7. The value that should be assigned to f(0) so cubic equation whose roots are 51, m and 1) 3 that the function f(x)=(x+1yt is continuous I)-3 +2=0 6) at x = 0, is 2) +5x -81 + 2 =0 11) 1) e 2) 1 4) e 3) x-5x +8x-4= 0 3) 2 16) 4) x'+3x-4=0 21 68. lim tanx+ 26 1- sin x If x* S(x)=(x-2x) If x= 1) e 2) e 3) 4) e 75. Define EDUCAMON MOAT TD (1-cos 2x)(3+cos.x) g(x) – 8(2) 69. If g(x)= lim for x>2 then X-2 8. 2) 3) 8. 1) -1 2) 0 3) 76. lim 2x-a lim x tan 4,x 70. cos x 1) 0 2) 1/2 3) - 2 4)5 1) 1 2) 2 4) 71. If fis defined by f(x)= for 0Sx<I 12-x. for x21 77. if f:R→R is defined by then x-1, at x= 1, f is ) Continuous and differentiable 2) Continuous but not differentiable 3) Discontinuous but differentiable A) Neither continuous nor differentiable for xS1 2-x, for1<xs3 x-10, for 3<x<5 for x25 then the set of points of siscontinuity of J B 2.x, 72. Define (:R-R by f(x)=[x]+x-[ for LER. where x denotes the greatest integer function. then the set of points at which f is 1) R-(1,3,5) 2) (1.3,5) 3) R-(1.5) 4) (1.5) continuous is et 78. A(x) = Ar then lim 1) R 2) R 3) R-Z 4) (1, 2, 3.) sin x-1 1) 1 2) 2 3) -1 4) 3