Post Utme Christopher University 2022 Mathematics Question 36

Practice objective / multiple choice question 36 from the 2022 Post Utme Christopher University Mathematics examination.

Post Utme Christopher University 2022 Mathematics Objective / Multiple Choice
Question 36 POST_UTME_CHRISTOPHER_UNIVERSITY • 2022 • MATHEMATICS • objective

Let \(\mathbf{a} = egin{pmatrix} 2 \ 3 \end{pmatrix}\) and \(\mathbf{b} = egin{pmatrix} -1 \ 4 \end{pmatrix}\). Find the vector ( mathbf{a} cdot mathbf{b} ) using the dot product formula.

Answer Options

Correct Answer A. \(2 -1 \\)\(+ 3(4) = 10 )\)
B. ( 2(4) + 3\(-1 = 5\) )
C. ( 2(3) + 3\(-1 = 3\) )
D. \(2 -1 \\)\(+ 3(3) = 5 )\)
Correct Answer
A
Correct Option:
\(2 -1 \\)\(+ 3(4) = 10 )\)

About This Question

This is Post Utme Christopher University 2022 Mathematics Question 36. It is one of the objective questions from the 2022 Post Utme Christopher University Mathematics examination.

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