Test 2

Question 1

If f(x) is differentiable at x=a, then y= f(x) = lx =

Answer 1

f(a) + f^1 (a) (x-a)

Question 2

If the tangent line passes through the the point (a,f(a)) with the slope f^1 (a) then y-y1=m(x-X1) becomes

Answer 2

Y-f(a) = f^1 (a) (x-a)