Question

Evaluate the expression, below, when a = 2 and b = 5.

(3 + a)² • (4 – b) + √36

Answer 1

-19

Explanation:

i got the answer right

Answer 2

-19

Explanation:

1) substitute a with 2 and b with 5

(3 + 2)^2 * (4-5) + √36

2) solve the brackets and the square root

(5^2) * (-1) + 6

3) solve the power

25 *(-1) + 6

4) solve the multiplication

-25 + 6

5) solve the sum

- 19