Question #e1aae
1 Answer
Mar 18, 2017
Explanation:
differentiate using the
#color(blue)"product rule"#
#"Given " f(x)=g(x)h(x)" then"#
#color(red)(bar(ul(|color(white)(2/2)color(black)(f'(x)=g(x)h'(x)+h(x)g'(x))color(white)(2/2)|)))#
#"here "g(x)=xrArrg'(x)=1#
#"and " h(x)=tanxrArrh'(x)=sec^2x#
#rArrf'(x)=xsec^2x+tanx#