ALGEBRA - Jamb Mathematics Past Questions and Answers

Question 531:

• JAMB 2012

Find the range of values of m which satisfy (m - 3)(m - 4) < 0

A. 2 < m < 5
B. -3 < m < 4
C. 3 < m < 4
D. -4 < m < 3

Question 532:

• JAMB 2012

The nth term of a sequence is n² - 6n - 4. Find the sum of the 3rd and 4th terms.

A. 24
B. 23
C. -24
D. -25

Question 533:

• JAMB 2012

The sum to infinity of a geometric progression is \(-\frac{1}{10}\) and the first term is \(-\frac{1}{8}\). Find the common ratio of the progression.

A. \(-\frac{1}{5}\)
B. \(-\frac{1}{4}\)
C. \(-\frac{1}{3}\)
D. \(-\frac{1}{2}\)

Question 534:

• JAMB 2012

The binary operation * is defined on the set of integers such that p * q = pq + p - q. Find 2 * (3 * 4)

A. 11
B. 13
C. 15
D. 22

Question 535:

• JAMB 2012

The binary operation on the set of real numbers is defined by m*n = \(\frac{mn}{2}\) for all m, n \(\in\) R. If the identity element is 2, find the inverse of -5

A. \(-\frac{4}{5}\)
B. \(-\frac{2}{5}\)
C. 4
D. 5