Mathematics Past Questions

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2141

Simplify log\(_{10}\) a\(\frac{1}{3}\) + \(\frac{1}{4}\)log\(_{10}\) a - \(\frac{1}{12}\)log\(_{10}\)a7

A. 1
B. \(\frac{7}{6}\)log₁₀ a
C. zero
D. 10

View Answer & Discuss (4) JAMB 1983

2142

If w varies inversely as V and U varies directly as w³, Find the relationship between u and v given that u = 1, when v = 2

A. u = \(\frac{8}{v^3}\)
B. v = \(\frac{8}{u^2v^3}\)
C. u = 8v³
D. v = 8u²

View Answer & Discuss JAMB 1983

2143

Solve the simultaneous equations for x in x² + y - 8 = 0, y + 5x - 2 = 0

A. -28, 7
B. 6, -28
C. 6, -1
D. -1, 7
E. 3, 2

View Answer & Discuss JAMB 1983

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2144

Find the missing value in the following table \(\begin{array}{c|c} x & -2 & -1 & 0 & 1 & 2 & 3 \\ \hline Y = x^3 - x + 3 & & 3 & 3 & 3 & 9 & 27\end{array}\)

A. -3
B. 3
C. -9
D. 13
E. 9

View Answer & Discuss (3) JAMB 1983

2145

Find the angle of the sectors representing each item in pie chart of the following data 6, 10, 14, 16, 26

A. 15^o, 25^o, 35^o, 40^o, 65^o
B. 60^o, 100^o, 140^o, 160^o, 260^o
C. 6^o, 10^o, 14^o, 16^o, 26^o
D. 30^o, 50^o, 70^o, 80^o, 130^o
E. none of the above

View Answer & Discuss JAMB 1983

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