homework.. helpme

Question

1. Use f'*x) = lim(h=>0) f(x+h) - f(x)/h   to find the deriative at x for the given function.

r(x) = 2 + x^2

 

r'(x) = ?

 

 

2. Find the point(s) where a tangent line to the curve y=f(x)=6x^2 has slope m(tan) = 60

 

THe point(S) is(are)...?

Answer 1

(1).

The solution is r ^' (x) = 2x.

Answer 2

(2).

The point is [1/(4√3), 1/8].