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3 years ago

8

Factor b^4 - 2b^2 - 63

2 answers:

11111nata11111 [884]3 years ago

5 0

The answer
(b-9) and (b+7)

Andrej [43]3 years ago

4 0

Answer:

( b − 9 ) ( b + 7 )

Step-by-step explanation:

Find two number that multiplies - 63 and add - 2

9 & 7 are both the greatest common factor

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