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I need help finding b

I need help finding b-example-1

1 Answer

5 votes

Explanation:

You would find a the same way as finding B, just backwards


( {x}^(2) - 1)( {x}^(2) + 5)

Distributing we get


{x}^(4) + 5 {x}^(2) - {x}^(2) - 5

Simplifying it...


{x}^(4) + 4 {x}^(2) - 5

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