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16 votes
One number is 2 more than another. the difference between their squares is 60 what are the numbers

1 Answer

8 votes
Expand (x+2)^2: x^2 + 4x + 4 : remember that (a+b)^2 = a^2 + 2ab + b^2
So: x^2 + 4x + 4 - x^2 = 60
User Aryanm
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