If the mean of 2, 5, (x + 1), (x + 2), 7 and 9 is 6, find the median.

Solve: 8\(^{x - 2}\) = 4\(^{3x}\)

An operation (*) is defined on the set T = {-1, 0, ...., 5} by x * y = x + y - xy. Which of the following operation(s) will give an image which is an element...

If \(^nC_2\) = 15, find the value of n

Rationalize; \(\frac{1}{\sqrt{2 + 1}}\)

Given that g ; x \(\to\) 3x and f ; x \(\to\) cos x. Find the value of g\(^o\) f(20\(^o\))

Solve; \(\frac{P}{2} + \frac{k}{3}\) = 5 and 2p = k = 6 simultaneously

A linear transformation is defined by T: (x, y) \(\to\) (-x + y, -4y). Find the image, Q`, of Q(-3, 2) under T

Evaluate tan 75\(^o\); leaving the answer in surd form (radicals)