Question

Evaluate −2x2−4x+3 when x=−2

Answer 1

Answer: 3

Explanation:

Evaluate is a fancy word for putting the value assigned into the equation and see what result you get.

`-2x^2-4x+3\\x=-2`

`-2(-2)^2-4(-2)+3\\-2(4)+8+3\\-8+8+3\\3`