83.9k views
3 votes
I NEED HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!

I NEED HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!-example-1
User Rukiya
by
7.0k points

1 Answer

3 votes

Answer:

−b4+2b2+35

Explanation:

b2+5)(−b2+7)

=(b2)(−b2)+(b2)(7)+(5)(−b2)+(5)(7)

=−b4+7b2−5b2+35

User Kumar Abhinav
by
6.6k points
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