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allsm [11]
2 years ago
15

(a2)(2a3)(a2 – 8a + 9)

Mathematics
1 answer:
r-ruslan [8.4K]2 years ago
8 0

Answer:

-72a^3 +108a^2

Step-by-step explanation:

(2a)(6a)(2a-8a+9)= (2a)(6a)(-6a+9)=12a^2(-6a+9)

= -72a^3 +108a^2

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