Question

Determine the derivative of 3x^2 at x=6 using the definition of derivative

Answer 1

36

Answer 2

\[\frac{\text d}{\text dx} y(x)=\frac{\text d}{\text dx} 3x^2=6x\]
\[\frac{\text d}{\text dx} y(6)=6(6)=36\]

Answer 3

Thanks!!!