exam Maths Puzzle Numerical Ability

Find each cube root or posite square root.

square root of 121

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exam Other Question

Simplify:
a) (2b^x)^2/(4b^3x-1)^-1
b) (x^-2 + y^-1)^-2
c) x^-2 - y^-2/ x^-1 - y^-1 Explain how the graph of y-5=(x-3)squared can be obtained from the graph of y=x squared.