Question: Find dy/dx when y is given by (a) x 2 e x (b) 3e 2x (c) ln x/x 2 (d) ln(x 2 +

Find dy/dx when y is given by

(a) x2ex 

(b) 3e–2x 

(c) ln x/x2

(d) ln(x2 + 1) 

(e) e–x(sin x + cos x)

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