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SULIT SMO15 SULIT SMO15 ax-b, x51 26 If In (x+ y) =2xy, then y'(0) Let f ( x) = 3x, 1 exx2 by' - a, x2 2. (a) ( b ) If f is continuous function then (a, b) is equal to N - Q (c) (a) (1, 2) (d) (6) (1. 3 ) (c) (3, 6) 27 If x =2cost, y = sint, then the value of - at r- is (d) (6, 3) (a) NI- (b) 2, x50 3 x + 2 0 1 (d) is continuous at x =0 and x = 1 (b ) inuous at x = 0 but discontinuous at x = 1 (c) scontinuous at x = 0 but continuous at x = 1 is discontinuous at both x = 0 and x = 1 a If y = (x+ Vi+ x ), then the value of (1+x) 2 +x (a) ny 25 Let g (x) be the inverse of f (x) and f'(x) - 145. then da(8(x)) is equal to ( b ) -n' (C) ny (a) 1+ (8 (x ) ) ( b ) s ( 8 (x)) (1+8 (x) )' (c) g'(x) 1+ (8 (x) ) 5 ( 8' (x) ) (d) 1+(8(x)) SULIT 13 SULIT SULIT SMO15 29 Let g be a function whose derivative g' is continuous and has the graph shown below. Which of the following values of g is largest? (3) 8 (2) (b) 8 (3) (C) 8 (4) (d) 8 (5) 30 The maximum value of f(X) =4x+ 15 (2) (c) (d) END OF QUESTION PAPER