Question

( b + 12 ) ( b + 4 )

step by step explanation pls

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Answer 1

Answer:

2b+16

b+b=2b+12+4=16

2b+16

Step-by-step explanation:

Answer 2

Answer:

according to the IV Identity

(x+a)(x+b)=x²+(a+b)x+ab

=b²+(12+4)b+12+4

=b²+16b+16

Step-by-step explanation:

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