Solve for k in the equation \( \left(\frac{1}{8}\right)^{k+2} = 1 \)

Evaluate \( (101_{two})^3 \)

The shaded portion in the venn diagram above represents?

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

If \( \sin \theta = -\frac{3}{5} \) and \( \theta \) lies in the third quadrant, find \( \cos \theta \)

Simplify \( \frac{1}{3-\sqrt{2}} \) in the form of p + q√2

If a fair coin is tossed twice, what is the probability of obtaining at least one head?

Mr Adu spends his annual salary on food(f), rent(r), car maintenance, gifts(g), savings(s) and some miscellaneous (m) as indicate in the table below: F R C G...

Find the length of a chord 3cm from the centre of a circle of radius 5cm