Question

(9-n)^3
please solve with statements ​

Answer 1

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Answer 2

Answer:

729-n^3-243n+27n^2

Step-by-step explanation:

we know,

(a-b)^3=a^3-b^3-3a^2b+3ab^2

(9-n)^3=9^3-n^3-(3×9^2×n)+(3×9×n^2)

=729-n^3-243n+27n^2