Question

What is the value of -6a-3b2 for a=-2 and b =4

Answer 1

The answer is -36 because it is

Answer 2

-36

Explanation:

-6a-3b^2

Let a = -2 and b =4

-6 (-2) - 3 (4)^2

Powers first

-6 (-2) -3(16)

Then multiply

12 - 48

Then subtract

-36