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OpenStudy (princeevee):
OpenStudy (princeevee):
@Directrix
OpenStudy (richardaperez):
"foil" method?
OpenStudy (princeevee):
yeah
OpenStudy (richardaperez):
I can help you through it
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OpenStudy (anonymous):
yikes ! it says "simplify" it means "multiply"
first take \(4x+2b\) and multiply each term by \(a\)
then multiply each term in \(4x+2b\) by \(b\)
OpenStudy (anonymous):
oops i meant \(4a+2b\) so first compute \[(4x+2b)\times a\] then \[(4x+2b)\times (-b)\]
OpenStudy (princeevee):
6a and -6b
OpenStudy (princeevee):
look i can just get a pm of the answer it would be ok
OpenStudy (princeevee):
@richardaperez can you help me with 4 more?
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OpenStudy (princeevee):
OpenStudy (princeevee):
@richardaperez
OpenStudy (richardaperez):
when the exponent is 2 , you start by just writing the term twice (4a-3)(4a-3)
OpenStudy (princeevee):
ok thanks a few more
OpenStudy (princeevee):
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OpenStudy (princeevee):
@richardaperez
OpenStudy (richardaperez):
do the same thing.foil. multiply both terms in the first set by every term in the 2nd set. then combine like terms
OpenStudy (princeevee):
OpenStudy (princeevee):
@richardaperez
OpenStudy (richardaperez):
haha this one can be lengthy if youre foiling. im sure theres a faster way to do it but the way i know is the same as before. multiply each term in the first set of numbers individually by each number in the second set of numbers. then combine like terms
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OpenStudy (richardaperez):
be careful with the signs you use. easy to get confused when multiplying negatives and positives