Question

(a - 2b)3 when a = 3 and b = -1/2

Answer 1

64

Explanation:

Substitute the values so (3-2(-1/2))3

Then distribute so (3-(-1))3

Add since it's a double negative to get (4)3

And 4 cubed is 64

Answer 2

0 I do know this because I don’t know just doing this to get points