asked 84.5k views
1 vote
Which is equivalent to (9y2 – 4x)(9y2 4x), and what type of special product is it?

asked
User Comforse
by
8.4k points

1 Answer

5 votes
81y4 - 36xy2 - 36xy2 + 16x2
81y4 - 72xy2 + 16x2

that's my answer
answered
User Sriram Sakthivel
by
8.1k points
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