Jamb Mathematics Past Questions and Answers

Question 406:

• JAMB 2014

Calculate the mid point of the line segment y - 4x + 3 = 0, which lies between the x-axis and y-axis.

A. \(\begin{pmatrix} 3 & -3 \\ 8 & 2 \end{pmatrix}\)
B. \(\begin{pmatrix} 3 & 3 \\ 8 & 2 \end{pmatrix}\)
C. \(\begin{pmatrix} -2 & 2 \\ 2 & 2 \end{pmatrix}\)
D. \(\begin{pmatrix} -2 & 3 \\ 3 & 2 \end{pmatrix}\)

Question 407:

• JAMB 2014

Find the equation of the straight line through (-2, 3) and perpendicular to 4x + 3y - 5 = 0

A. 3x - 4y + 18 = 0
B. 3x + 2y - 18 = 0
C. 4x + 5y + 3 = 0
D. 5x - 2y - 11 = 0

Question 408:

• JAMB 2014

If \(\sin\theta = \frac{12}{13}\), find the value of \(1 + \cos\theta\)

A. \(\frac{25}{13}\)
B. \(\frac{18}{13}\)
C. \(\frac{8}{13}\)
D. \(\frac{5}{13}\)

Question 409:

• JAMB 2014

If y = 4x³ - 2x² + x, find \(\frac{\delta y}{\delta x}\)

A. 8x² - 2x + 1
B. 8x² - 4x + 1
C. 12x² - 2x + 1
D. 12x² - 4x + 1

Question 410:

• JAMB 2014

If y = cos 3x, find \(\frac{\delta y}{\delta x}\)

A. \(\frac{1}{3} \sin 3x\)
B. \(-\frac{1}{3} \sin 3x\)
C. 3 sin 3x
D. -3 sin 3x