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What value of k makes the given expression a perfect square ? m\(^2\)- 8m + k = 0

What value of k makes the given expression a perfect square ? m\(^2\) - 8m + k = 0
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  • A 2
  • B 4
  • C 8
  • D 16
  • E 64
Correct Answer: Option D
Explanation:
Take half the coefficient of m and square it
=> (-8/2)2 = k = 16

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