exam Maths Puzzle Numerical Ability

Simplify:


a) (3/4)^-2 +(2/5)^0 -(4/3)^2
b) (x^-1 + y^-2)^-2

Read Solution (Total 0)

exam Other Question

State whether sequence is a geometric sequence. If so, state the common ration and list the next three terms.

-14, 7, -1, -1/7
(-6a3b4)^2