Question

Evaluate the Expression (y+2)2 when y = -4

Answer 1

-4

Explanation:

y = -4

Substituting y in the equation,

(-4+2)2

(-2)2 [Negative x Positive = Negative]

=> -4

Answer 2

4

Explanation:

(y+2)^2

Let y = -4

(-4+2)^2

Parentheses first

(-2)^2

Exponents

4