How do you differentiate #y=4 sqrt(x)#?
1 Answer
Jul 14, 2016
Explanation:
Differentiate using the
#color(blue)"power rule"#
#color(red)(|bar(ul(color(white)(a/a)color(black)(d/dx(ax^n)=nax^(n-1))color(white)(a/a)|)))# Express
#4sqrtx" as " 4x^(1/2)# Thus y =
#4x^(1/2)#
#rArrdy/dx=1/2xx4x^(1/2-1)=2x^(-1/2)=2/sqrtx#
