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OpenStudy (iwanttogotostanford):
PLZ HELP W/ MATH: Multiply: (3X -5)(2X+ 5)
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OpenStudy (alexandervonhumboldt2):
FOIL: (a+b)*(c+d)=ac+ad+bc+bd (3x-5)*(2x+5)=3x*2x+5*3x-5*2x-5*5=6x^2+15x-10x-25 now combine like terms.
pooja195 (pooja195):
|dw:1448508978897:dw|
OpenStudy (iwanttogotostanford):
ok so i get 6x^2+15x-10x-25?
pooja195 (pooja195):
\[~\rm~(3x)(2x)+(3x)(5)+(−5)(2x)+(−5)(5)\]
pooja195 (pooja195):
Try again.
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OpenStudy (alexandervonhumboldt2):
@pooja195 he is absolutely correct , why you said `try again`?
pooja195 (pooja195):
|dw:1448509511053:dw|
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