adanb3577 adanb3577

25-06-2015
Mathematics

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Which expressions are equivalent to 2(4f+2g) ?
Select all that apply.

8f+2g
2f(4+2g)
None of the above

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Аноним Аноним

25-06-2015

[tex]2(4f+2g)=2(4f)+2(2g)=8f+4g\\-----------------------\\used\ distributive\ property:\ a(b+c)=ab+ac\\-----------------------\\8f+2g\neq8f+4g\ (NOT)\\\\2f(4+2g)=2f(4)+2f(2g)=8f+4fg\ \ \ (NOT)\\\\Answer:\boxed{None\ of\ the\ above}[/tex]

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