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Question 23

Determine the coefficient of \(x^{2}\) in the expansion of \((a + 3x)^{6}\).

  • A.\(18a^{2}\)
  • B.\(45a^{4}\)
  • C.\(135a^{4}\)
  • D.\(1215a^{2}\)
Objective

Question details

Exam body
WAEC
Subject
Further Mathematics
Year
2011
Question no.
#23
Type
Objective
Previous · Q22Find the equation of a circle with centre (-3, -8) and radius \(4\sqrt{6}\). Next · Q24 The mean of 2, 5, (x + 2), 7 and 9 is 6. Find the median.

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