Mathematics JAMB Past Questions

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1251

Make T the subject of the equation \(\frac{av}{1 - v}\) = \(\sqrt[3]{\frac{2v + T}{a + 2T}}\)

A. T = \(\frac{3av}{1 - v}\)
B. T = \(\frac{1 + v}{2a^2v^3}\)
C. T = \(\frac{2v(1 - v)^3 - a^4v^3}{2a^3v^3 + (1 - v)^2}\)
D. \(\frac{2v(1 - v)^3 - a^4 v^3}{2a^3v^ 3 - (1 - v)^3}\)

View Answer & Discuss (11) JAMB 1983

1252

The value of (0.03)\(^3\) - (0.02)\(^3\) is

A. 0.019
B. 0.0019
C. 0.00019
D. 0.000019
E. 0.000035

View Answer & Discuss (3) JAMB 1983

1253

y varies partly as the square of x and partly as the inverse of the square root of x.Write down the expression for y if y = 2 when x = 1 and y = 6 when x = 4

A. y = \(\frac{10x^2}{31} + \frac{52}{31\sqrt{x}}\)
B. y = x² + \(\frac{1}{\sqrt{x}}\)
C. y = x² + \(\frac{1}{x}\)
D. y = \(\frac{x^2}{31} + \frac{1}{31\sqrt{x}}\)

View Answer & Discuss (2) JAMB 1983

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1254

Simplify \(\frac{x - 7}{x^2 - 9}\) x \(\frac{x^2 - 3x}{x^2 - 49}\)

A. \(\frac{x}{(x - 3)(x - 7)}\)
B. \(\frac{x}{(x + 3)(x - 7)}\)
C. \(\frac{x}{(x + 3)(x + 7)}\)
D. \(\frac{x}{(x - 3)(x + 7)}\)

View Answer & Discuss (1) JAMB 1983

1255

The lengths of the sides of a right angled triangle are (3x + 1)cm, (3x - 1)cm and xcm. Find x

A. 2
B. 6
C. 18
D. 12
E. 5

View Answer & Discuss (2) JAMB 1983

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