Question 8

Given that \(P = \begin{pmatrix} -2 & 1 \\ 3 & 4 \end{pmatrix}\) and \(Q = \begin{pmatrix} 5 & -3 \\ 2 & -1 \end{pmatrix}\), find PQ - QP.

  • A.\(\begin{pmatrix} 0 & 0 \\ 0 & 0 \end{pmatrix}\)
  • B.\(\begin{pmatrix} 27 & 12 \\ 16 & -15 \end{pmatrix}\)
  • C.\(\begin{pmatrix} -20 & -6 \\ 12 & -8 \end{pmatrix}\)
  • D.\(\begin{pmatrix} 11 & 12 \\ 30 & -11 \end{pmatrix}\)
Objective

Question details

Exam body
WAEC
Subject
Further Mathematics
Year
2015
Question no.
#8
Type
Objective

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