Post Utme Greenfield University 2021 Mathematics Question 6

Practice objective / multiple choice question 6 from the 2021 Post Utme Greenfield University Mathematics examination.

Post Utme Greenfield University 2021 Mathematics Objective / Multiple Choice
Question 6 POST_UTME_GREENFIELD_UNIVERSITY • 2021 • MATHEMATICS • objective

Let \(\mathbf{a} = egin{pmatrix} 2 \ 3 \end{pmatrix}\) and \(\mathbf{b} = egin{pmatrix} 1 \ -1 \end{pmatrix}\). Find the vector ( mathbf{c} ) such that ( mathbf{c} ) is perpendicular to both ( mathbf{a} ) and ( mathbf{b} ).

Answer Options

Correct Answer A. \(egin{pmatrix} -3 \ 2 \end{pmatrix}\)
B. \(egin{pmatrix} 3 \ -2 \end{pmatrix}\)
C. \(egin{pmatrix} 2 \ -3 \end{pmatrix}\)
D. \(egin{pmatrix} -2 \ 3 \end{pmatrix}\)
Correct Answer
A
Correct Option:
\(egin{pmatrix} -3 \ 2 \end{pmatrix}\)

About This Question

This is Post Utme Greenfield University 2021 Mathematics Question 6. It is one of the objective questions from the 2021 Post Utme Greenfield University Mathematics examination.

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