exam Maths Puzzle Numerical Ability

Given the functions f(x) = -x2 + 2x + 3 and g(x) = (x-2)2, find g(f(x)). Simplify to remove all parentheses.

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exam Other Question

Simplify the expression.
x^2-25
_______
5x-25

2) 3x^2
_____
5x^4



____ = over
Please help with the following if you can:

Problem #1

sqrt 6 / sqrt 6 * sqrt 14 /sqrt 3


Problem #2

sqrt 3 / sqrt(6) - 1 - sqrt 3 / sqrt (6) + 1



Probl