Jamb Mathematics Past Questions and Answers

Question 411:

• JAMB 2014

Find the minimum value of y = x² - 2x - 3

A. 4
B. 1
C. -1
D. -4

Question 412:

• JAMB 2014

Evaluate \(\int \sin 2x dx\)

A. Cos 2x + k
B. \(\frac{1}{2}\)cos 2x + k
C. \(-\frac{1}{2}\)cos 2x + k
D. -cos 2x + k

Question 413:

• JAMB 2014

Evaluate \(\int (2x + 3)^{\frac{1}{2}} \delta x\)

A. \(\frac{1}{12} (2x + 3)^6 + k\)
B. \(\frac{1}{3} (2x + 3)^{\frac{1}{2}} + k\)
C. \(\frac{1}{3} (2x + 3)^{\frac{3}{2}} + k\)
D. \(\frac{1}{12} (2x + 3)^{\frac{3}{4}} + k\)

Question 414:

• JAMB 2014

The mean of 2 - t, 4 + t, 3 - 2t, 2 + t and t - 1 is

A. T
B. -t
C. 2
D. -2

Question 415:

• JAMB 2014

\(\begin{array}{c|c}
Values & 0 & 1 & 2 & 3 & 4 \\
\hline
Frequency & 1 & 2 & 2 & 1 & 9
\end{array}\)
Find the mode of the distribution above

A. 1
B. 2
C. 3
D. 4