Question 1 of 20 99 total questions
If N = \(\frac{p}{2}\)(\(\frac{T_1 - T_2}{T_1}\)). Find P when N = 12, T1 = 27 and T2 = 24.
Evaluate \(\int\)(sinx - 5x2 )dx
A -cosx - 10x + k
B cosx - \(\frac{5x^3}{3}\) + k
C -cosx - \(\frac{5x^3}{3}\) + k
D cosx - 10x + k
Find \(\frac{dy}{dx}\). If y = 3x3 + 2x2 + 3x + 1
A 9x2 + 4x + 3
B 9x2 - 4x - 3
C 9x2 + 4x - 3
D 9x2 - 4x + 3
If a car travels 120km on 45 litres of petrol, how much petrol is needed for a journey of 600km?
A 720 litres
B 160 litres
C 225 litres
D 960 litres
Simplify 1 - (\(\frac{1}{7}\) x 3 \(\frac{1}{2}\)) \(\div\) \(\frac{3}{4}\)
A 2
B \(\frac{1}{3}\)
C 1
D \(\frac{2}{3}\)
The nth term of the sequence 3, 9, 27, 81.....is
A 3 x 3n-2
B 3 x 3n-1
C 3 x 3n+2
D 3 x 3n+1
If y = 2x3 + 6x2 + 6x + 1, Find \(\frac{dy}{dx}\)
A 6x2 + 12x + 1
B 6x2 + 6x + 1
C 6x2 + 6x + 6
D 6x2 + 12x + 6
Evaluate \(\frac{12.02 \times 20.06}{26.04 \times 60.06}\), correct to three significant figures.
A 0.157
B 0.154
C 0.155
D 0.158
The mean of 2-t, 4+t, 3-2t, 2+t and t-1 is
An arc of the length 16\(\pi\)cm subtends an angle of 80o at the centre of the circle. Find the radius of the circle.
Evaluate \(\int\limits_0^\frac{\pi}{2}\) sin xdx
An arc subtends an angle of 30º at the centre of a circle radius 12cm. Calculate the length of the arc.
A 6\(\pi\)cm
B 2\(\pi\)cm
C 3\(\pi\)cm
D 9\(\pi\)cm
Evaluate \(\frac{0.8 \times 0.43 \times 0.031}{0.05 \times 0.72 \times 0.021}\). Correct to four significant figures.
A 14.09
B 14.1
C 14.12
D 14.11
Find \(\frac{dy}{dx}\), if y = \(\frac{2}{3}\) x\(^3\) - \(\frac{4}{x}\)
A 3x2 - \(\frac{4}{x}\)
B 2x2 +\(\frac{4}{x^2}\)
C 3x2 + \(\frac{4}{x^2}\)
D 2x2 - \(\frac{4}{x}\)
\(\begin{array}{c|c}
Evaluate \(\frac{27^\frac{1}{3} - 8^\frac{2}{3}}{16^\frac{2}{4} \times 2}\)
A \(\frac{23}{5}\)
B -\(\frac{23}{5}\)
C -\(\frac{1}{8}\)
D \(\frac{21}{7}\)
Calculate the perimeter of a sector of a circle of raduis 9cm and angle 36o .
A 18cm
B (18 + \(\frac{9\pi}{5}\))cm
C (9 + \(\frac{9\pi}{5}\))cm
D \(\frac{9\pi}{5}\)cm
A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out?
Simplify \(\frac{0.026 \times 0.36}{0.69}\). Leave your answer in standard form
A 1.36 x 10-4
B 1.36 x 10-3
C 1.36 x 10-1
D 1.36 x 10-2
Given U = {x: x is a positive integer less than 15} and P = {x: x is even number from 1 to 14}. Find the compliment of P.
A {1, 3, 5, 7, 9, 11, 13, 15}
B {2, 3, 5, 7, 9, 11, 13}
C {1, 3, 5, 7, 9, 11, 13}
D {2, 3, 5, 7, 11, 15}
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