Post Utme Caleb University 2023 Mathematics Question 36

Practice objective / multiple choice question 36 from the 2023 Post Utme Caleb University Mathematics examination.

Post Utme Caleb University 2023 Mathematics Objective / Multiple Choice
Question 36 POST_UTME_CALEB_UNIVERSITY • 2023 • MATHEMATICS • objective

Given that \(\mathbf{a} = egin{pmatrix} 2 \ 3 \end{pmatrix}\) and \(\mathbf{b} = egin{pmatrix} 1 \ -2 \end{pmatrix}\), find the vector ( mathbf{a} cdot mathbf{b} ) using the dot product formula.

Answer Options

A. 4
Correct Answer B. -1
C. 5
D. 7
Correct Answer
B
Correct Option:
-1

About This Question

This is Post Utme Caleb University 2023 Mathematics Question 36. It is one of the objective questions from the 2023 Post Utme Caleb University Mathematics examination.

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