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Question 5

If \(4x^{2} + 5kx + 10\) is a perfect square, find the value of k.

  • A.\(\frac{5\sqrt{10}}{4}\)
  • B.\(4\sqrt{10}\)
  • C.\(5\sqrt{10}\)
  • D.\(\frac{4\sqrt{10}}{5}\)
Objective

Question details

Exam body
WAEC
Subject
Further Mathematics
Year
2018
Question no.
#5
Type
Objective
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