Find the value of m which makes x\(^2\) + 8 + m a perfect square
- 2
- 4
- 8
- 12
-
16
The correct answer is: E
Explanation
x\(^2\) + 8 + m
To make it a perfect square, we add \((\frac{b}{2})^2\)
= \((\frac{8}{2})^2\)
= 16