ALGEBRA - Jamb Mathematics Past Questions and Answers

Question 316:

• JAMB 1994

Solve for x and y \(\begin{pmatrix} 1 & 1 \\ 3 & y \end{pmatrix}\)\(\begin{pmatrix} x \\ 1 \end{pmatrix}\) = \(\begin{pmatrix} 4 \\ 1\end{pmatrix}\)

A. X = 3, y = 8
B. X = 3, y = -8
C. X = -8, y = 3
D. X = 8, y = -3

Question 317:

• JAMB 1994

The determination of the matrix \(\begin{pmatrix} 1 & 3 & 3 \\ 4 & 5 & 6\\ 2 & 0 & 1 \end{pmatrix}\) is

A. -67
B. -57
C. -3
D. 3

Question 318:

• JAMB 1994

The equation of the graph is

A. Y = (x - 3)³
B. Y = (x + 3)³
C. Y = x³ - 27
D. Y = -x³ + 27

Question 319:

• JAMB 1994

Find the inequality which represents the shaded portion in the diagram

A. 2x - y - 2 \(\geq\) 0
B. 2x - y - 2 \(\leq\) 0
C. 2x - y - 2 < 0
D. 2x - y - 2 > 0

Question 320:

• JAMB 1995

If x - 1 and x + 1 are both factors of the equation x\(^3\) + px\(^2\) + qx + 6 = 0, evaluate p and q

A. -6, -1
B. 6, 1
C. 1, -1
D. 6, -6