x2 + 4x - 20 = 0
x2 + x + 20 = 0
x2 - x + 20 = 0
x2 + x - 20 = 0
x2 - x - 20 = 0
Correct answer is D
(x - 4)(x + 5) = 0 x\(^2\) + 5x - 4x - 20 = 0 x\(^2\) + x - 20 = 0
Find the tax on an income of N20,000 if no tax is paid on the first N10,000 and tax is paid at N50 i...
Make T the subject of the equation \(\frac{av}{1 - v}\) = \(\sqrt{\frac{2v + T}{a + 2T}}\)...
In the diagram above, PR is perpendicular from P to QS, PQ = 2cm, QR = 1cm and PR = RS. what is the ...
The total surface area of the walls of a room 7m long, 5m wide and xm high is 96m2. Find the value o...
Three times a certain number (x), minus 2 is less than the number minus 6.Find the possible values o...
A tree is 8km due south of a building. Kofi is standing 8km west of the tree. Find the bearing of Ko...
Evaluate: \(\frac{0.21 \times 0.072 \times 0.00054}{0.006 \times 1.68 \times 0.063}\) ...
Solve for x if \(25^{x} + 3(5^{x}) = 4\)...
In the figure PQR a straight line segment, PQ = QT. Triangle PQT is an isosceles triangle, < SRQ is ...
The pie chart shows the monthly expenditure of a public servant. The monthly expenditure on housing ...
Logical Reasoning Questions and Answers
Spatial Reasoning Questions and Answers
Quantitative Reasoning Questions and Answers
Microsoft Office Questions and Answers
Numerical Reasoning Questions and Answers
Data Interpretation Questions and Answers
Typing Speed and Accuracy Test
Verbal Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
Personality Test
Abstract Reasoning Questions and Answers
Puzzles Questions and Answers
Situational Judgement Questions and Answers
See all →