4
-4
-5
-7
Correct answer is B
\((\sqrt{3} - 5\sqrt{2})(\sqrt{3} + \sqrt{2}) = 3 + \sqrt{6} - 5\sqrt{6} - 10\)
= \(-7 - 4\sqrt{6} = p + q\sqrt{6}\)
\(\therefore q = -4\)
The gradient of a function at any point (x,y) 2x - 6. If the function passes through (1,2), find the...
Find the derivative of \(3x^{2} + \frac{1}{x^{2}}\)...
How many ways can 12 people be divided into three groups of 2, 7 and 3 in that order? ...
The polynomial \(2x^{3} + x^{2} - 3x + p\) has a remainder of 20 when divided by (x - 2). Find the v...
Given that \(sin x = \frac{4}{5}\) and \(cos y = \frac{12}{13}\), where x is an obtuse angle and y i...
Find the coordinates of the point in the curve y = 3x\(^2\) - 2x - 5 where the tangent is parallel t...
Age(in years) 1 - 5 6 - 10 11 - 15 Frequency 3 5 2 Calculate the standard de...
Calculate, correct to one decimal place, the length of the line joining points X(3, 5) and Y(5, 1). ...
A particle is projected vertically upwards from a height 45 metres above the ground with a velocity ...
X and Y are two independent event. If \(P(X) = \frac{1}{5}\) and \(P(X \cap Y) = \frac{2}{15}\), fin...
Quantitative Reasoning Questions and Answers
Microsoft Office Questions and Answers
Abstract Reasoning Questions and Answers
Spatial Reasoning Questions and Answers
Numerical Reasoning Questions and Answers
Logical Reasoning Questions and Answers
Situational Judgement Questions and Answers
Puzzles Questions and Answers
Nigeria General Knowledge Questions and Answers
Typing Speed and Accuracy Test
Data Interpretation Questions and Answers
Personality Test
Verbal Reasoning Questions and Answers
See all →