exam Maths Puzzle Numerical Ability

Find two consecutive odd integers that the sum of whose squares is 130
(if there are 2 answers pls give both)

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exam Other Question

factor completely

4a^2(2a-1)-4a(2a-1)+(2a-1)


x(x-5) (x-2) + 6(x-2)
Simplify

3x/x + y - 2y/x