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24-02-2021
Mathematics

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Multiply - 7a(a2- 9a+1)?

Respuesta :

Аноним Аноним

24-02-2021

Answer:

-7a^3+63a^2-7a

Step-by-step explanation:

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saltypancakesYL saltypancakesYL

24-02-2021

Answer:

Step-by-step explanation:

(−7a)(a2−9a+1)

=(−7a)(a2+−9a+1)

=(−7a)(a2)+(−7a)(−9a)+(−7a)(1)

=−7a3+63a2−7a

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