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Question 1 of 19
1. Question
If two graphs y = px2 + q and y = 2x2 – 1
intersect at x = 2, find the value of p in terms of qCorrectIncorrect -
Question 2 of 19
2. Question
The table above shows the frequency distribution of the ages (years) of pupils in a certain Sunday school.
What percentage of the total number of pupils is over 15 years but less than 21 years?CorrectIncorrect -
Question 3 of 19
3. Question
CorrectIncorrect -
Question 4 of 19
4. Question
Given the matrix K = 2, the matrix K2 + K- 1
when I is 2 x 2, identify matrix isCorrectIncorrect -
Question 5 of 19
5. Question
If y/2 = x, evaluate
(x3/y3 +1/2) (1/2 – x2/y2)CorrectIncorrect -
Question 6 of 19
6. Question
Let p = {1,2,u,v,w,x},
Q = {2, 3, u, v, w, 5, 6, y} and R = {2, 3, 4, v, w, x, y}.
Determine (P/Q ) ∩ RCorrectIncorrect -
Question 7 of 19
7. Question
If y = 2x cos2x – sin2x,
Find dy/dx when x= πCorrectIncorrect -
Question 8 of 19
8. Question
A binary operation * is defined by a*b =ab
If a*2=2-a, find the possible value of a.CorrectIncorrect -
Question 9 of 19
9. Question
If α and β are the roots of the equation 3x2-5x2-2 = 0,
find the value of 1/a +1/bCorrectIncorrect -
Question 10 of 19
10. Question
The 3rd term of an AP is 4x – 2y and the 9th term is 10x – 8y, find the common difference.
CorrectIncorrect -
Question 11 of 19
11. Question
Convert 38 in base 10 to a number of base 2
CorrectIncorrect -
Question 12 of 19
12. Question
Find the curved surface area of a cone whose base radius is 6cm and whose height is 8cm
CorrectIncorrect -
Question 13 of 19
13. Question
If log 32 (x2 + 2x + 3) = 1/5 , find the value of x
CorrectIncorrect -
Question 14 of 19
14. Question
Rationalize the denominator
6+2√5/4-3√6CorrectIncorrect -
Question 15 of 19
15. Question
A ladder resting on a vertical wall makes an angle whose tangent is 2.4 and the distance between the foot of the ladder and the wall is 50cm. What is the length of the ladder?
CorrectIncorrect -
Question 16 of 19
16. Question
Find the value of x and y in the equations
2x + 5y = 11, 7x + 4y = 2CorrectIncorrect -
Question 17 of 19
17. Question
If y = 2x2 + 9x – 35, find the range of values of which y≤0
CorrectIncorrect -
Question 18 of 19
18. Question
If the first term and the sixth term of the geometric progression is 9 and 32/27, calculate the sum of the first four terms?
CorrectIncorrect -
Question 19 of 19
19. Question
Sin Ө =√3/2 are less than 900 , tan (-90 Ө)/cos2Ө
CorrectIncorrect
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