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Mathematics 9 Online
OpenStudy (princeevee):

help please will medal for answer

OpenStudy (princeevee):

Mehek (mehek14):

do you know FOIL?

OpenStudy (princeevee):

not much

Mehek (mehek14):

|dw:1459385561636:dw| 4a * a = ? 4a * -b = ? 2b * a = ? 2b * -b = ?

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