exam Maths Puzzle Numerical Ability

Simplify the polynomial below

-4x(5x-3)+4x-(11-20x2)

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exam Other Question

Given f(x)=2x-1 and g(x)= -1-2x

determine the value of (fg)(-2)

determine the value of (g and f)(-2) Find four geometric means between 4096 and 972.

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