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Maths Puzzle
Numerical Ability
Evaluate b2 - 2bc + c2 if b = 3 and c = -2.
im coming up with 17..am i right
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book Other Question
{{{(((a+b)^2-9)/((a-b)^2-9))*((a-b-3)/(a+b+3))}}}
square root of negative x cube