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Expand the following: (2 − 9b)7. Anyone know this?
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Expand the following: (2 − 9b)7.

Anyone know this?

User Paulus Potter
by
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2 Answers

2 votes

128−4032b+54432b^2−408240b^3+1837080b^4−4960116b^5+7440174b6−4782969b^7

Verified Answer Gradpoint

User Divya Konda
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6.4k points
1 vote
14- 63b                    is the answer :))))))))
User Maaudet
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6.8k points
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