Mathematics Past Questions And Answers
Solve the equations
m2 + n2 = 29
m + n = 7
- A. (2, 3) and ( 3, 5)
- B. (2, 5) and (5, 2)
- C. (5, 2) and ( 5, 3)
- D. (5, 3) and (3, 5)
(a) A woman looking out from the window of a building at a height of 30m, observed that the angle of depression of the top of a flag pole was 44°. If the foot of the pole is 25m from the foot of the building and on the same horizontal ground, find, correct to the nearest whole number, the (i) angle of depression of the foot of the pole from the woman ; (ii) height of the flag pole.
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In the diagram, O is the centre of the circle, < OQR = 32° and < TPQ = 15°. Calculate, (i) < QPR ; (ii) < TQ°.
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The height of a pyramid on square base is 15cm. if the volume is 80cm3, find the area of the square base.
- A. 8cm2
- B. 9.6cm2
- C. 16cm2
- D. 25cm2
Find the minimum value of the function y = x(1+x)
- A. -1/4
- B. -1/2
- C. 1/4
- D. 1/2
If a = 1, b = 3, solve for x in the equation \(\frac{a}{a - x}\) = \(\frac{b}{x - b}\)
- A. \(\frac{4}{3}\)
- B. \(\frac{2}{3}\)
- C. \(\frac{3}{2}\)
- D. \(\frac{3}{4}\)
- A. 72\(^0\)
- B. 36\(^0\)
- C. 144\(^0\)
- D. 54\(^0\)
Given that p = (8N,030º) and q = (9N, 150º), find, in component from, the unit vector along(p - q).
View Discussion (0)WAEC 2022 THEORYFind the value of \(\int^{\pi}_{0}\frac{cos^{2}\theta-1}{sin^{2}\theta}d\theta\)
- A. π
- B. π/2
- C. -π/2
- D. -π
If y = x Sin x, find \(\frac{dy}{dx}\) when x = \(\frac{\pi}{2}\)
- A. \(\frac{- \pi}{2}\)
- B. -1
- C. 1
- D. \(\frac{ \pi}{2}\)
Two out of ten tickets on sale for a raffle draw are winning tickets. If a guest bought two tickets, what is the probability that both tickets are winning tickets?
- A. \(\frac{1}{80}\)
- B. \(\frac{1}{45}\)
- C. \(\frac{1}{20}\)
- D. \(\frac{1}{10}\)