Question

How do I find 2a^2 + 3b^3 - 10 for a = 2 and b = -2

Answer 1

ANSWER

$-26$

EXPLANATION

We want to find the value of the expression:

$2a^2+3b^3-10$

for the value of:

$a=2;b=-2$

To do this, substitute the given values of a = 2 and b = -2 into the expression:

$\begin{gathered} 2(2)^2+3(-2)^3-10 \\ 8-24-10 \\ \Rightarrow-26 \end{gathered}$

That is the answer.