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1. If f(x) = sin* x, then f (;) = a) V3 4 b) 9V3 c) * d) 13 e) 3V3 4 2. Given f(x) = X tan x , find f () a) b) " c) #-1 d) 4 e) undefined 3. Differentiate: f(x) = x2 + 2 tanx a) 2x + 2 tanx b) 2x + sec2 x c) 2 + sec2 x d) 2x + 2 sec x e) 2x + 2 cotx 4. Find the derivative, , of y = - 3x x2 + 1 a) 3 c) 3x2- 3 6x + x2 1+ x 2 2 x (1 + X2) 3 d) 3(1 - x2) (1 + x2) 2 e) (x2 + 1 )2 5. Find the derivative, 2 , of f(x) = 1 x2 + 1 4x a) b) 1 4x 4x2 () d) -4x2 - 4x (x2 + 1)2 (x2 + 1)2 (X2 + 1)2 e) (x2 + 1)2 6. If f(x) = (x3 +4x2 - 12x+ 8)(3x2 - 9x + 7), then find f (1). a) -4 b) 4 C) -3 d) 3 e) 7 7. Find the slope of a line tangent to the graph of f(x) = # at the point (1, ). a) C) 6 d) ? NW