Evaluate the determinant of the matrix M = \(\begin{bmatrix}3 & 4 & 6\\2 & 1 & -1\\-1 & 3 & 5\end{bmatrix}\)

Find the amount if simple interest is paid yearly at 5% per annum for 3 years, on a principal of # 200,000.00

y is inversely proportional to x and y = 4, when x = \(\frac{1}{2}\), find x when y = 10

Find the angle subtended by an arc 33cm long of a circle of diameter 28cm.

Solve 16\(^x\) = 0.25