Mathematics Past Questions

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2,359 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

2,359 questions
Question 1 of 20 2,359 total questions
Question 191
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 192
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 193
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 194
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 195
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 196
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 197
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 198
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 199
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 200
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 201
jamb 2019

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

A16°
B25°
C42°
D39°
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Question 202
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 203
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 204
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 205
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 206
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 207
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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Question 208
jamb 2019

If \(6x^3 + 2x^2 - 5x + 1\) divides \(x^2 - x - 1\), find the remainder.

A2x + 6
B6x + 8
C5x - 3
D
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Question 209
jamb 2019

\(\frac{\frac{2}{3} \div \frac{4}{5}}{\frac{1}{4} + \frac{3}{5} - \frac{1}{3}}\)

A\(\frac{31}{50}\)
B\(\frac{20}{31}\)
C\(\frac{31}{20}\)
D\(\frac{50}{31}\)
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Question 210
jamb 2019

Given \(\sin 58° = \cos p°\), find p.

A48°
B58°
C32°
D52°
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