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Mathematics
if a^2 - b^2 = (a + b)(a - b) does that mean a^2 + b^2 = (a - b)(a + b) ?? Thanks :)
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no (a-b)(a+b) is this a^2-b^2
\[x*y=y*x\]So (a+b)(a-b) = (a-b)(a+b)
So it's the commutative law of multiplication?
Yep :)
thanks man :)
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