If k(x) =f (g(x)), then k’(x) = f ’ ( g(x) ) g’(x) k(x) = sin( x 2 ) k’(x) = cos ( x 2 ) 2x.
Warm Up Let f(x) 5x + 1 and g(x) √x. a.Is f(g(x)) continuous at x 3? b.Is f(g(x)) continuous at...
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