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antiseptic1488 [7]
3 years ago
14

Please help me out with this problem !!

Mathematics
1 answer:
olga nikolaevna [1]3 years ago
6 0

(9t-4)(-9t-4) fits the pattern (a+b)(a-b), whose product is a^2-b^2.

We could write this as (-4+9t)(-4-9t), which, following this pattern, would be:

16 - 81t^2. The second answer is the correct one.

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