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History, 05.05.2020 05:54 naruto63

Which is equivalent to (9y2 - 4x)(9y2 + 4x), and what type of special product is it?
817 - 16x, a perfect square trinomial
817-16x2, the difference of squares
81y* - 72 xy?-16x?, a perfect square trinomial
8174 - 72xy?-16x?, the difference of squares

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Which is equivalent to (9y2 - 4x)(9y2 + 4x), and what type of special product is it?
817 - 16x...
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