From the cyclic quadrilateral TUVW  above, find the value of x

The interior angles of a quadrilateral are ( x +15)^o, (2x –45)^o, (x – 30)^o and ( x +10)^o. Find the value of the least interior angle

From the diagram above, find x

If P = $\left( \begin{matrix}   2 & -3  \\   1 & 1  \\\end{matrix} \right)$what is P ^-1

Evaluate $\left| \begin{matrix}   2 & 0 & 5  \\   4 & 6 & 3  \\   8 & 9 & 1  \\\end{matrix} \right|$

If $\left| \begin{matrix}   x & 3  \\   2 & 7  \\\end{matrix} \right|=15$find the value of x

If p and q are two non – zero numbers and 18(p + q) = (18 + p)q. which if the following must be true

(a) q =18 (b) p =18  (c) p < 1 (d) q < 1

If $x*y=x+{{y}^{2}}$, find the value of $(2*3)*5$

The 3^rd term of an arithmetic progression is  – 9 and the 7^th  term is –29. Find the 10^th term of the progression

Find the sum to infinity 0.5 + 0.05 + 0.005 +0.0005 +….