Pure Year 1 Unit 12

Question 1

Equation for differentiating from first principles

Answer 1

f’(x) = lim of h–> 0 of (f(x+h)-f(x)) / (h)

Question 2

How do you find the derivitive usually?

Answer 2

Times by the power and then minus one from the power

Question 3

if f’‘(a) > 0 then

Answer 3

the point is a local minimum

Question 4

if f’‘(a) < 0 then

Answer 4

the point is a local maximum