Question

If g(x) = 10 + 4x2 + 3x, find g(-2).

Answer 1

g(-2) = 20

Explanation:

from my understanding, the equation is

`g(x) = 10+4x^(2) +3x\\`

to find g(-2), substitute -2 into the x.

`g(-2) = 10 +4(-2^(2))+3(-2)\\ = 10 + 4(4)-6\\ = 10 + 16 - 6\\ = 20`