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OpenStudy (anonymous):
Prove that for any two numbers the product of their difference and their sum is equal to the difference of their squares. 1st number x, 2nd number y (x-y)(x+y) x^2-xy+xy-y^2 x^2-Y^2 Correct???
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OpenStudy (oaktree):
That's it.
OpenStudy (anonymous):
Correct!
OpenStudy (anonymous):
:)
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