exam
Maths Puzzle
Numerical Ability
Simplify:
a) (3/4)^-2 +(2/5)^0 -(4/3)^2
b) (x^-1 + y^-2)^-2
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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