exam
Maths Puzzle
Numerical Ability
Can you help explain how to simplify
(x+2)^2/x^2-4
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exam Other Question
A circular flower bed has a radius of 3.8 meters. The gardener wants to plant 40 rose bushes around the circumference? About how far apart should he plant then?
solve system by addition, then state Y value
x+y=28
x-y=12