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OpenStudy (anonymous):
The product of (a + b)(a − b) is a perfect square trinomial. Sometimes Always Never
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OpenStudy (anonymous):
(a+b)(a-b) = a^2 - b^2
OpenStudy (anonymous):
You can easily see it is not trinomial...
OpenStudy (anonymous):
okay so??
OpenStudy (anonymous):
So never...
OpenStudy (anonymous):
thanks
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