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Mathematics 16 Online
OpenStudy (anonymous):

(2b)^2

OpenStudy (anonymous):

4b^2

OpenStudy (anonymous):

= 2b*2b = 4b^2

OpenStudy (anonymous):

Square of something is the same as multiplying with itself. So, in this case, (2b)^2 means multiplying 2b with 2b. That gives you 2*2*b*b.

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