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Mathematics 14 Online
OpenStudy (anonymous):

rational expressions medal awarded 10x^2-2x/2x a) 5x-1 b) 5x-1/x c) 10x-2/2 d) 5x-1/2

OpenStudy (anonymous):

i got d

ganeshie8 (ganeshie8):

its wrong. try again... u need to factor GCF from top and see if u can cancel anything...

OpenStudy (anonymous):

c

ganeshie8 (ganeshie8):

whats the GCF of top, 10x^2-2x ?

OpenStudy (anonymous):

wats gcf

OpenStudy (anonymous):

greatest common factor right

ganeshie8 (ganeshie8):

good q :), gcf is the greatest common factor..

OpenStudy (anonymous):

ok i just kinda do it dont know how i messed this one up so the gcf is 2

OpenStudy (anonymous):

Answer a

ganeshie8 (ganeshie8):

yep, half correct. 10x^2-2x 2(5x^2-x)

ganeshie8 (ganeshie8):

since x is there in both terms, we can pull that outside right ?

OpenStudy (anonymous):

okay so factor it out find the gcf for bottom and i have a

ganeshie8 (ganeshie8):

10x^2-2x 2(5x^2-x) 2x(5x-1)

ganeshie8 (ganeshie8):

yep, good u understand !

OpenStudy (anonymous):

10x^2-2x/2x = 2x(5x-1)/2x = (5x-1)

OpenStudy (anonymous):

yes thank you i just screwd it up the first time

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