exam
Maths Puzzle
Numerical Ability
evaluating indices (216/27) to the power of -2/3
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Rationalize the denominator
3 sqrt3y^4 over 3 sqrt15x^4
f(x) = 3x-5 / x+2 f ^ -1 (x) =
a) 2x+5 / x-3
b) -2x-5 / x-3
c) -2x-5 / x+5
d) 2x+3 / x-5
e) None of these