exam
Maths Puzzle
Numerical Ability
Simplify:
a) (2b^x)^2/(4b^3x-1)^-1
b) (x^-2 + y^-1)^-2
c) x^-2 - y^-2/ x^-1 - y^-1
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exam Other Question
Simplify
5(square root 6x) + 4(square root 6x)
Having trouble..thanks
Find each cube root or posite square root.
square root of 121