Mathematics 1997 JAMB Past Questions

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Find the range of values of x which satisfies the inequality 12x² < x + 1

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

View Answer & Discuss JAMB 1997

Sn is the sum of the first n terms of a series given by Sn = n\(^2\) - 1. Find the nth term

A. 4n + 1
B. 4n - 1
C. 2n + 1
D. 2n - 1

View Answer & Discuss (2) JAMB 1997

The nth term of a sequence is given \(3^{1 - n}\), find the sum of the first three terms of the sequence.

A. \(\frac{13}{9}\)
B. 1
C. \(\frac{1}{3}\)
D. \(\frac{1}{9}\)

View Answer & Discuss (4) JAMB 1997

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Two binary operations \(\ast\) and \(\oplus\) are defines as m \(\ast\) n = mn - n - 1 and m \(\oplus\) n = mn + n - 2 for all real numbers m, n.

Find the value of 3 \(\oplus\) (4 \(\ast\) 50)

A. 60
B. 57
C. 54
D. 42

View Answer & Discuss (7) JAMB 1997

If X \(\ast\) Y = X + Y - XY, find x when (x \(\ast\) 2) + (x \(\ast\) 3) = 68

A. 24
B. 22
C. -12
D. -21

View Answer & Discuss JAMB 1997

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Mathematics 1997 JAMB Past Questions

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