Calculus
# Differentiation Rules

If $f(x) = (x^2 - 10)(x^2 - 6 x + 2)$, what is the value of $f'(6)$?

If $f(x)=(x^2 - 3)(x^3-2x^2+5)$, what is $f'(1)$?

If $f(x) = (x+2) \sqrt{x-2}$, what is the value of $f'(27)$?

What is the derivative of $y=(\sin x)(7+5\cos x)?$