Question

Find the product.
(9a^2 +8b) (a^2 - b)

Answer 1

Answer:

9a4−a2b−8b2

Step-by-step explanation:

=(9a2+8b)(a2+−b)

=(9a2)(a2)+(9a2)(−b)+(8b)(a2)+(8b)(−b)

=9a4−9a2b+8a2b−8b2

Answer 2

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