Mathematics Past Questions

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1621

What value of g will make the expression 4x² - 18xy + g a perfect square?

A. 9
B. \(\frac{9y^2}{4}\)
C. 81y^2
D. \(\frac{18y^2}{4}\)

View Answer & Discuss (13) JAMB 1997

1622

Find the value of k if \(\frac{5 + 2r}{(r + 1)(r - 2)}\) expressed in partial fraction is \(\frac{k}{r - 2}\) + \(\frac{L}{r + 1}\) where K and L are constants

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

View Answer & Discuss JAMB 1997

1623

Let f(x) = 2x + 4 and g(x) = 6x + 7 here g(x) > 0. Solve the inequality \(\frac{f(x)}{g(x)}\) < 1

A. x < - \(\frac{3}{4}\)
B. x > - \(\frac{4}{3}\)
C. x > - \(\frac{3}{4}\)
D. x > - 12

View Answer & Discuss (1) JAMB 1997

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1624

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 (5) JAMB 1997

1625

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

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