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Mathematics 9 Online
OpenStudy (anonymous):

What is the product of (-a + 3)(a + 4)? a2 - a - 12 -a2 - a - 12 -a2 - a + 12 a2 - a + 12

jhonyy9 (jhonyy9):

make the product term by term

jhonyy9 (jhonyy9):

and check what you will get

jhonyy9 (jhonyy9):

-a*a=?

OpenStudy (anonymous):

a^2-a+12

OpenStudy (anonymous):

|dw:1335866908137:dw|

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