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3 years ago

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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