Mathematics Past Questions

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Past Questions

4,407 questions
Question 1 of 20 4,407 total questions
Question 251
waec 2021

if p = {-3

A0
B-3, -2, -1, 0 and 1
C-2, -1 and 0
D-1, 0 and 1
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Question 252
waec 2021

Find the 5th term of the sequence 2,5,10,17....?

A22
B24
C36
D26
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Question 253
waec 2021

If log\(_{10}\) 2 = m and log\(_{10}\) 3 = n, find log\(_{10}\) 24 in terms of m and n.

A3m + n
Bm + 3n
C4mn
D3mn
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Question 254
waec 2021

Solve: 2\(^{\sqrt{2x + 1}}\) = 32

A13
B24
C12
D11
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Question 255
waec 2021

Simplify: (11\(_{two}\))\(^2\)

A1001\(_2\)
B1101\(_2\)
C101\(_2\)
D10001\(_2\)
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Question 256
waec 2021

correct 0.007985 to three significant figures.

A0.0109
B0.0800
C0.00799
D0.008
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Question 257
jamb 2021

If (x + 2) and (x - 1) are factors of the expression \(Lx + 2kx^{2} + 24\), find the values of L and k.

Al = -12, k = -6
Bl = -2 , k = 1
Cl = -2 , k = -1
Dl = 0, k = 1
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Question 258
jamb 2021

A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?

A25
B19
C18
D17
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Question 259
jamb 2021

X is due east point of y on a coast. Z is another point on the coast but 6.0km due south of Y. If the distance ZX is 12km, calculate the bearing of Z from X

A240°
B150°
C60°
D270°
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Question 260
jamb 2021

List all integers satisfying the inequality in -2 < 2x-6 < 4 

A2,3,4 and 5
B2,3
C2,5
D3,4
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Question 261
jamb 2021

Find x if log\(_9\)x = 1.5

A27
B15
C3.5
D32
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Question 262
jamb 2021

Factorize completely 81a\(^4\) - 16b\(^4\)

A(3a + 2b)(2a - 3b)(9a2 + 4b2)
B(3a - 2b)(2a - 3b)(4a2 - 9b2)
C(3a - 2b)(3a + 2b)(9a2 + 4b2)
D(6a - 2b)(8a - 3b)(4a3 - 9b2)
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Question 263
jamb 2021

If the binary operation \(\ast\) is defined by m \(\ast\) n = mn + m + n for any real number m and n, find the identity of the elements under this operation

Ae = 1
Be = -1
Ce = -2
De = 0
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Question 264
jamb 2021

What is the n-th term of the sequence 2, 6, 12, 20...?

A4n - 2
B2(3n - 1)
Cn2 + n
Dn2 + 3n + 2
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Question 265
jamb 2021

The angles of a quadrilateral are 5x-30, 4x+60, 60-x and 3x+61.find the smallest of these angles​

A5x - 30
B4x + 60
C60 - x
D3x + 61
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Question 266
jamb 2021

factorize m\(^3\) - m\(^2\) + 2m - 2

A(m2 + 1)(m - 2)
B(m - 1)(m + 1)(m + 2)
C(m - 2)(m + 1)(m - 1)
D(m2 + 2)(m - 1)
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Question 267
jamb 2021

If g(x) = x\(^2\) + 3x  find g(x + 1) - g(x)

A(x + 2)
B2(x + 2)
C(2x + 1)
D(x2 + 4)
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Question 268
jamb 2021

If w varies inversely as \(\frac{uv}{u + v}\) and w = 8 when

u = 2 and v = 6, find a relationship between u, v, w.

Auvw = 16(u + v)
B16uv = 3w(u + v)
Cuvw = 12(u + v)
D12uvw = u + v
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Question 269
jamb 2021

A car travels from calabar to Enugu, a distance of P km with an average speed of U km per hour and continues to benin, a distance of Q km, with an average speed of Wkm per hour. Find its average speed from Calabar to Benin

A\(\frac{(p + q)}{pw + qu}\)
B\(\frac{uw(p + q)}{pw + qu}\)
C\(\frac{uw(p + q)}{pw}\)
D\(\frac{uw}{pw + qu}\)
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Question 270
jamb 2021

Simplify 2log \(\frac{2}{5}\) - log\(\frac{72}{125}\) + log 9

A1 - 4 log3
B-1 + 2 log 3
C-1 + 5 log2
D1 - 2log 2
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