Jamb Mathematics 2019 Past Questions and Answers

Question 11:

• JAMB 2019

In how many ways can the word MATHEMATICIAN be arranged?

A. 6794800 ways
B. 2664910 ways
C. 6227020800 ways
D. 129729600 ways

Question 12:

• JAMB 2019

Given matrix M = \(\begin{vmatrix} -2 & 0 & 4 \\ 0 & -1 & 6 \\ 5 & 6 & 3 \end{vmatrix}\), find \(M^{T} + 2M\)

A. \(\begin{vmatrix} -4 & 2 & 1\\ 6 & 0 & 5 \\ 0 & 6 & 2 \end{vmatrix}\)
B. \(\begin{vmatrix} -6 & 0 & 13\\ 0 & -3 & 18 \\ 14 & 18 & 9 \end{vmatrix}\)
C. \(\begin{vmatrix} 5 & 2 & 6 \\ 0 & 1 & 1\\ 3 & 4 & -7 \end{vmatrix}\)
D. \(\begin{vmatrix} -4 & 0 & 8 \\ 0 & -2 & -16 \\ 10 & 12 & 6 \end{vmatrix}\)

Question 13:

• JAMB 2019

From the cyclic quadrilateral MNOP above, find the value of x.

A. 16°
B. 25°
C. 42°
D. 39°

Question 14:

• JAMB 2019

If \(4\sin^2 x - 3 = 0\), find the value of x, when 0° \(\leq\) x \(\leq\) 90°

A. 90°
B. 45°
C. 60°
D. 30°

Question 15:

• JAMB 2019

If \(6x^3 + 2x^2 - 5x + 1\) divides \(x^2 - x - 1\), find the remainder.

A. 9x + 9
B. 2x + 6
C. 6x + 8
D. 5x - 3