# Y=2x^2 +8x +2 from range -2,-1,...+2 determine point of inflexion?

##### 1 Answer

Mar 27, 2018

(4, 66)

#### Explanation:

**Point of inflection is where the direction of the curve changes.**

Point of inflection is where the second derivative equals 0.

Find the second derivative of f(x),

Substitute

The point of inflection is (4, 66)