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Alex787 [66]
3 years ago
7

What is the value of 2b^2 + 9 when b+3?

Mathematics
1 answer:
Alona [7]3 years ago
5 0

2b^2+9

when b=3

First we have to replace b by the number giving

2(3^2)+9

(2)(9)+9

18+9

= 27


I hope that's help !


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