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=#5: Let fand g be the functions whose graphs are shown below. - NWA ( x ) 4 -3 -2 N 4 g(x) (a) Let u(x) =f(x)g(x). Find u'(4). (b) Let v(x) =f(f(x)). Find v'(-3).Let f(x) sex-1 20xe 7x . Evaluate each of the following limits. (a) lim f(x) x->0 (b) lim f(x) X->00 (A) 7 (B) ( COD E. (F) 3 20 10 Problem #6(a): Select w (A) 20 (B) 20 (C) O (D) Z (E) . (F ) 10 Problem #6(b): Select