What is the gradient of this equation of the curve y=2x+(8/x^2)?
1 Answer
Mar 20, 2018
Explanation:
#m_(color(red)"tangent")=dy/dx" at x = a"#
#"differentiate using the "color(blue)"power rule"#
#•color(white)(x)d/dx(ax^n)=nax^(n-1)#
#y=2x+8/x^2=2x+8x^-2#
#rArrdy/dx=2-16x^-3=2-16/x^3larrcolor(red)"gradient function"#