Mathematics Past Questions

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99 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

99 questions
Question 1 of 19 99 total questions
Question 41
jamb 1993

Solve the inequality y2 - 3y > 18

A-3 < y < 6
By < -3 or y > 6
Cy > -3 or y > 6
Dy < 3 or y < 6
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Question 42
jamb 1993

Simplify \(\frac{1}{p}\) - \(\frac{1}{q}\) \(\div\) \(\frac{p}{q}\) - \(\frac{q}{p}\)

A\(\frac{1}{p - q}\)
B\(\frac{-1}{p + q}\)
C\(\frac{1}{pq}\)
D\(\frac{1}{pq(p - q)}\)
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Question 43
jamb 1993
Divide the expression x3 + 7x2 - x - 7 by -1 + x2
A-x3 + 7x2 - x - 7
B-x3 = 7x + 7
Cx - 7
Dx + 7
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Question 44
jamb 1993

If the function f is defined by f(x + 2) = 2x\(^2\) + 7x - 5, find f(-1)

A-10
B-8
C4
D10
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Question 45
jamb 1993
Solve the following equation (3x - 2)(5x - 4) = (3x - 2)2
A\(\frac{-2}{3}\), 1
B1
C\(\frac{2}{3}\), 1
D\(\frac{2}{3}\), \(\frac{4}{5}\)
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Question 46
jamb 1993
Solve the following simultaneous equation for x. x2 + y - 5 = 0, y - 7x + 3 = 0
A-2, 4
B2, 4
C-1,8
D1, -8
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Question 47
jamb 1993

Evaluate (x + \(\frac{1}{x}\) + 1)\(^2\) - (x - \(\frac{1}{x}\) - 1)\(^2\)

A4x2
B(\(\frac{2}{x}\) + 2)2
C4
D4(1 + x)
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Question 48
jamb 1993
Which of the following is a factor of 15 + 7x - 2x2
Ax + 3
Bx - 3
Cx - 5
Dx + 5
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Question 49
jamb 1993
Make x the subject of the relation \(\frac{1 + ax}{1 - ax}\) = \(\frac{p}{q}\)
A\(\frac{p + q}{a(p - q)}\)
B\(\frac{p - q}{a(p + q)}\)
C\(\frac{p - q}{apq}\)
D\(\frac{pq}{a(p - q)}\)
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Question 50
jamb 1993

If \(\sqrt{x^2 + 9}\) = x + 1, solve for x

A5
B4
C3
D2
E1
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Question 51
jamb 1993
If N225.00 yields N27.00 in x years simple interest at the rate of 4% per annum, find x
A3
B4
C12
D17
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Question 52
jamb 1993
Solve without using tables log5(62.5) - log5(\(\frac{1}{2}\))
A3
B4
C5
D8
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Question 53
jamb 1993
If 2log3 y + log3 x2 = 4, then y is
A4 - log3
B\(\frac{4}{log_3 x}\)
C\(\frac{4}{x}\)
D\(\pm\) \(\frac{9}{x}\)
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Question 54
jamb 1993
simplify \(\frac{1}{√3 - 2}\) - \(\frac{1}{√3 + 2}\)
A3
B\(\frac{2}{3}\)
C7
D-4
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Question 55
jamb 1993

Solve for y in the equation 10\(^y\) x 5\(^{(2y - 2)}\) x 4\(^{(y - 1)}\) = 1

A\(\frac{3}{4}\)
B\(\frac{5}{4}\)
C\(\frac{2}{3}\)
D5
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Question 56
jamb 1993

If 9\(^{(x - \frac{1}{2})} = 3^{x^2}\) Find the value of x

A\(\frac{1}{2}\)
B1
C2
D3
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Question 57
jamb 1993
Evaluate \(\frac{3524}{0.05}\) correct to 3 significant figures
A705
B70,000
C70, 480
D70, 500
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Question 58
jamb 1993
change 7110 to base 8
A1078
B1068
C718
D178
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Question 59
jamb 1993
Integrate \(\frac{1 - x}{x^3}\) with respect to x
A\(\frac{x - x^2}{x^4}\) + k
B\(\frac{4}{x^4} - \frac{3 + k}{x^3}\)
C\(\frac{1}{x} - \frac{1}{2x^2}\) + k
D\(\frac{1}{3x^2} - \frac{1}{2x}\) + k
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