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STALIN [3.7K]
3 years ago
13

Express (x-9)^2 as trinomial in standard form

Mathematics
2 answers:
liq [111]3 years ago
7 0
= (x - 9)(x - 9)
= x(x - 9) - 9(x - 9)
= x^2 - 9x - 9x + 81
= x^2 - 18x + 81  Answer
Ray Of Light [21]3 years ago
5 0

{x}^{2}  - 18x + 81
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