1.Let f(x)=∫sinxcosxe−t2 dtf(x) = \int_{\sin x}^{\cos x} e^{-t^2}\,dtf(x)=∫sinxcosxe−t2dt. Then f′(π/4)f'(\pi/4)f′(π/4) equalsa.1/e1/\sqrt{e}1/eb.−2/e-\sqrt{2/e}−2/ec.2/e\sqrt{2/e}2/ed.−1/e-1/\sqrt{e}−1/eLogin to continueOnly logged in users canattempt or see the solution.
