Mathematics 1992 JAMB Past Questions

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Find all values of x satisfying the inequality -11 \(\leq\) 4 - 3x \(\leq\) 28

A. -5 \(\leq\) x \(\geq\) 8
B. 5 \(\leq\) x \(\leq\) 8
C. -8 \(\leq\) x \(\leq\) 5
D. -5 < x \(\leq\) 8

View Answer & Discuss (3) JAMB 1992

Find the sum to infinity to the following series 3 + 2 + \(\frac{4}{3}\) + \(\frac{8}{9}\) + \(\frac{16}{17}\) + .....

A. 1270
B. 190
C. 18
D. 9

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What is the n-th term of the sequence 2, 6, 12, 20...?

A. 4n - 2
B. 2(3^{n - 1})
C. n² + n
D. n² + 3n + 2

View Answer & Discuss (5) JAMB 1992

For an arithmetical sequence, the first term is 2 and the common difference is 3. Find the sum of the first 11 terms

A. 157
B. 187
C. 197
D. 200

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If the binary operation \(\ast\) is defined by m \(\ast\) n = mn + m + n for any real number m and n, find the identity of the elements under this operation

A. e = 1
B. e = -1
C. e = -2
D. e = 0

View Answer & Discuss (7) JAMB 1992

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Mathematics 1992 JAMB Past Questions

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