Question

Evaluate this exponential expression 8 · (2 + 3 )²- 4²

Answer 1

= 184

Explanation:

8 · (2 + 3 )²- 4²

Square 2 and 3,

8 · (2 + 3 ) ( 2 + 3) - 4²

8 (4 + 6 + 6 + 9) - 4²

Square 4 and simplify the parenthesis,

8 · (25) - 16

Multiply 8 and 25,

200 - 16

Simplify, and solve.

= 184

Answer 2

184

Explanation:

8 · (2 + 3 )²- 4²

8 · (5)²- 4²

8 · 25 - 16

200 - 16

184