What value of p will make (x\(^2\) - 4x + p) a perfect square?
A
-2
B
16
C
4
D
-8
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
(x\(^2\) - 4x + p)
Use the coefficient of the middle variable(-4x)
= (\(\frac{-4}{2}\))\(^2\)
= (-2)\(^2\)
= 4
Source: WAEC / JAMB / NECO Classroom Archive (Record #64810)