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Mathematics 19 Online
OpenStudy (anonymous):

3r^2=8r

OpenStudy (anonymous):

do you want to solve for r?

OpenStudy (anonymous):

factoring them is the easy way

OpenStudy (anonymous):

It says solve. and it is looking for a solution set

OpenStudy (ajprincess):

Subtract 8r both sides. Factor out r. a*b=0 a=0 or b=0

OpenStudy (ajprincess):

Can u do @savage8?

OpenStudy (anonymous):

I don't understand the part about a*b=0

OpenStudy (ajprincess):

After u factor out r, u will get an equation in that form.

OpenStudy (ajprincess):

Is it clear nw @savage8?

OpenStudy (anonymous):

3r^2-8r?

OpenStudy (ajprincess):

Nw factor out r and can u plz tel me vat u get?

OpenStudy (anonymous):

r(3r-8)?

OpenStudy (ajprincess):

ya u r right. r(3r-8)=0 r=0 or 3r-8=0

OpenStudy (ajprincess):

One value of r is 0. Find the other value of r by solving 3r-8=0

OpenStudy (ajprincess):

Can u find it @savage8?

OpenStudy (anonymous):

0, 8/3

OpenStudy (ajprincess):

yup u r right:)

OpenStudy (anonymous):

Thank You!

OpenStudy (ajprincess):

yw:)

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