CALCULUS - Jamb Mathematics Past Questions and Answers

Question 126:

• JAMB 2011

Evaluate \(\int^{1}_{2}\)(3 - 2x)dx

A. 33m
B. 5
C. 2
D. 6

Question 127:

• JAMB 2011

Find \(\int^{1}_{0}\) cos4 x dx

A. \(\frac{3}{4}\) sin 4x + k
B. -\(\frac{1}{4}\) sin 4x + k
C. -\(\frac{3}{4}\) sin 4x + k
D. \(\frac{1}{4}\) sin 4x + k

Question 128:

• JAMB 2011

Find the derivative of \(\frac {\sin\theta}{\cos\theta}\)

A. Sec² \(\theta\)
B. Tan \(\theta\) cosec \(\theta\)
C. Cosec \(\theta\)sec \(\theta\)
D. Cosec²\(\theta\)

Question 129:

• JAMB 2012

If y = x² - \(\frac{1}{x}\), find \(\frac{\delta y}{\delta x}\)

A. 2x - \(\frac{1}{x^2}\)
B. 2x + x²
C. 2x - x²
D. 2x + \(\frac{1}{x^2}\)

Question 130:

• JAMB 2012

Evaluate \(\int^2_1(x^2 - 4x)dx\)

A. \(\frac{11}{3}\)
B. \(\frac{3}{11}\)
C. \(-\frac{3}{11}\)
D. \(-\frac{11}{3}\)