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Jamb Mathematics Past Questions and Answers

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Jamb Mathematics Past Questions

Question 2441:


If A =\(\begin{pmatrix} 2& 1\\ 2& 3 \\ 1 & 2\end{pmatrix}\) and B =\(\begin{pmatrix} 3& 2\\ 4& 2\end{pmatrix}\). Find AB

A. \(\begin{pmatrix} 18& 6\\ 12& 10 \\ 10 & 6\end{pmatrix}\)
B. \(\begin{pmatrix} 10& 6\\ 13& 10 \\ 12 & 6\end{pmatrix}\)
C. \(\begin{pmatrix} 10& 6\\ 12& 10 \\ 11 & 6\end{pmatrix}\)
D. \(\begin{pmatrix} 10& 6\\ 18& 10 \\ 11 & 6\end{pmatrix}\)


Question 2442:


Given that r =\( \sqrt\frac{3v}{\pih} \), make v the subject of the formula

A. V = 3\(πr^2\) h
B. V = \(\frac{πrh}{3}\)
C. V = \(\frac{πr^2h}{3}\)
D. V = 3πrh


Question 2443:


Find the determinant of the matrix A =\(\begin{pmatrix} 2& 3\\ 1& 3\end{pmatrix}\)

A. 4
B. 2
C. 5
D. 3


Question 2444:


Evaluate Log\(_2\) 8√2

A. 3.0
B. 4.5
C. 3.5
D. 2.5


Question 2445:


The locus of pointsequidistant from a fixed point.

A. Circle
B. Perpendicular lines
C. Straight line
D. Bisector






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