What value of k makes the given expression a pe... - WAEC Mathematics 1998 Question
What value of k makes the given expression a perfect square ? m\(^2\) - 8m + k = 0
A
2
B
4
C
8
D
16
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Correct Option: D
Take half the coefficient of m and square it
=> (-8/2)2 = k = 16
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