Question

How do you evaluate `c + 2a^2` given a = 3 and c = −1?

Answer 1

`17`

Explanation:

We have all of the values we need, so let's just plug them in. We will get

`-1+2(3)^2`

Which simplifies to

`-1+2(9)`

`=>-1+18=18-1=color(blue)(17)`

Hope this helps!