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OpenStudy (anonymous):
Select the correct product. (j + 7)(k - 5) -35jk jk - 12jk - 35 jk - 5j + 7k - 35 7j - 5k
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OpenStudy (mathlegend):
Foil again
OpenStudy (petiteme):
Use Foil method :)
OpenStudy (mathlegend):
(k)(J) + (-5)(j) + (7)(k) + (7)(-5) Now simplify everything
OpenStudy (mathlegend):
@dirtydan667
OpenStudy (anonymous):
(j + 7)(k - 5)|dw:1383424556212:dw|
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