Mathematics Past Questions

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

130 questions
Question 1 of 20 130 total questions
Question 51
jamb 2019

Integrate \(\int_{-1} ^{2} (2x^2 + x) \mathrm {d} x\)

A\(4\frac{1}{2}\)
B\(3\frac{1}{2}\)
C\(7\frac{1}{2}\)
D\(5\frac{1}{4}\)
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Question 52
jamb 2019

The nth term of a sequence is given by 2\(^{2n - 1}\). Find the sum of the first four terms.

A74
B32
C42
D170
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Question 53
jamb 2019

Solve the inequality: -7 \(\leq\) 9 - 8x < 16 - x

A-1 \(\leq\) x \(\leq\) 2
B-1 \(\leq\) x < 2
C-1 < x < 2
D-1 < x \(\leq\) 2
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Question 54
jamb 2019

Solve for x in \(\frac{4x - 6}{3} \leq \frac{3 + 2x}{2}\)

A\(x \leq 1\frac{1}{2}\)
B\(x \leq \frac{21}{2}\)
C\(x \geq \frac{21}{2}\)
D\(x \geq 1\frac{1}{2}\)
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Question 55
jamb 2019

If \(f(x) = 3x^3 + 4x^2 + x - 8\), what is the value of f(-2)?

A-24
B30
C-18
D-50
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Question 56
jamb 2019

\(\frac{d}{dx} [\log (4x^3 - 2x)]\) is equal to

A\(\frac{12x - 2}{4x^2}\)
B\(\frac{43x^2 - 2x}{7x}\)
C\(\frac{4x^2 - 2}{7x + 6}\)
D\(\frac{12x^2 - 2}{4x^3 - 2x}\)
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Question 57
jamb 2019

If \(y = 6x^3 + 2x^{-2} - x^{-3}\), find \(\frac{\mathrm d y}{\mathrm d x}\).

A\(\frac{\mathrm d y}{\mathrm d x} = 15x^2 - 4x^{-2} - 3x^{-2}\)
B\(\frac{\mathrm d y}{\mathrm d x} = 6x + 4x^{-1} - 3x^{-4}\)
C\(\frac{\mathrm d y}{\mathrm d x} = 18x^2 - 4x^{-3} + 3x^{-4}\)
D\(\frac{\mathrm d y}{\mathrm d x} = 12x^2 + 4x^{-1} - 3x^{-2}\)
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Question 58
jamb 2019

If \(\begin{vmatrix} 2 & -4 \\ x & 9 \end{vmatrix} = 58\), find the value of x.

A10
B30
C14
D28
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Question 59
jamb 2019

If P(2, m) is the midpoint of the line joining Q(m, n) and R(n, -4), find the values of m and n.

Am = 0, n = 4
Bm = 4, n = 0
Cm = 2, n = 2
Dm = -2, n = 4
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Question 60
jamb 2019

If given two points A(3, 12) and B(5, 22) on a x-y plane. Find the equation of the straight line with intercept at 2.

Ay = 5x + 2
By = 5x + 3
Cy = 12x + 2
Dy = 22x + 3
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Question 61
jamb 2019

The marks scored by 30 students in a Mathematics test are recorded in the table below:

Scores (Mark) 0 1 2 3 4 5
No of students 4 3 7 8 6 2

What is the total number of marks scored by the children?

 

A82
B15
C63
D75
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Question 62
jamb 2019

In the figure above, |CD| is the base of the triangle CDE. Find the area of the figure to the nearest whole number.

A56 cm\(^2\)
B24 cm\(^2\)
C42 cm\(^2\)
D34 cm\(^2\)
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Question 63
jamb 2019

If \(4\sin^2 x - 3 = 0\), find the value of x, when 0° \(\leq\) x \(\leq\) 90°

A90°
B45°
C60°
D30°
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Question 64
jamb 2019

From the cyclic quadrilateral MNOP above, find the value of x.

A16°
B25°
C42°
D39°
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Question 65
jamb 2019

The locus of a point which moves so that it is equidistant from two intersecting straight lines is the

Abisector of the two lines
Bline parallel to the two lines
Cangle bisector of the two lines
Dperpendicular bisector of the two lines
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Question 66
jamb 2019
Score (x) 0 1 2 3 4 5 6
Freq (f) 5 7 3 7 11 6 7

Find the variance

 

A3.42
B4.69
C4.85
D3.72
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Question 67
jamb 2019
Score (x) 0 1 2 3 4 5 6
Freq (f) 5 7 3 7 11 6 7

Find the mean of the data.

 

A3.26
B4.91
C6.57
D3.0
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Question 68
jamb 2019

Given matrix M = \(\begin{vmatrix} -2 & 0 & 4 \\ 0 & -1 & 6 \\ 5 & 6 & 3 \end{vmatrix}\), find \(M^{T} + 2M\)

A\(\begin{vmatrix} -4 & 2 & 1\\ 6 & 0 & 5 \\ 0 & 6 & 2 \end{vmatrix}\)
B\(\begin{vmatrix} -6 & 0 & 13\\ 0 & -3 & 18 \\ 14 & 18 & 9 \end{vmatrix}\)
C\(\begin{vmatrix} 5 & 2 & 6 \\ 0 & 1 & 1\\ 3 & 4 & -7 \end{vmatrix}\)
D\(\begin{vmatrix} -4 & 0 & 8 \\ 0 & -2 & -16 \\ 10 & 12 & 6 \end{vmatrix}\)
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Question 69
jamb 2019

In how many ways can the word MATHEMATICIAN be arranged?

A6794800 ways
B2664910 ways
C6227020800 ways
D129729600 ways
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Question 70
jamb 2019

If a fair coin is tossed 3 times, what is the probability of getting at least two heads?

A\(\frac{2}{3}\)
B\(\frac{4}{5}\)
C\(\frac{2}{5}\)
D\(\frac{1}{2}\)
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