Mathematics Past Questions and Answers

If \(\begin{vmatrix}-x & 12 \\-1 & 4 \end{vmatrix} = - 12\), find x.

Find the value of \(\begin{vmatrix}0 & 3 & 2 \\1 & 7 & 8 \\0 & 5 & 4\end{vmatrix}\).

How many sides has a regular polygon whose interior angle is 135°?

A cylindrical tank has a capacity of 6160m³. What is the depth of the tank if the radius of its base is 28cm?

The locus of a dog tethered to a pole with a rope of 4m is a