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Mathematics 13 Online
OpenStudy (anonymous):

Given the algebraic expression (2m + 4)2, determine the middle term of its product. 8m 16 16m 4m

OpenStudy (skullpatrol):

Any ideas?

OpenStudy (anonymous):

4m?

OpenStudy (skullpatrol):

Nope. Don't guess, try to work it out.

OpenStudy (skullpatrol):

What does this $$(2m + 4)^2$$ mean?

OpenStudy (skullpatrol):

$$(2m + 4)^2= (2m+4)(2m+4)$$

OpenStudy (skullpatrol):

Do you know the FOIL method of multiplying binomials?

OpenStudy (anonymous):

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