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Mathematics 13 Online
OpenStudy (anonymous):

SOMEONE HELP!!!! Please If you can, could you show the work to solve the problem.

OpenStudy (anonymous):

|dw:1362888822348:dw|

OpenStudy (anonymous):

|dw:1362888959975:dw|

OpenStudy (anonymous):

Still there?

OpenStudy (anonymous):

Not sure what to do with the second two, but the first one is as follows:

OpenStudy (anonymous):

\[x^2+10x ; x(x+10)\]

OpenStudy (anonymous):

Just plug in the minus for the second part

OpenStudy (anonymous):

@kashbmaryd still here

OpenStudy (anonymous):

@kashbmaryd what is the LCD though?

OpenStudy (anonymous):

sorry LCM

OpenStudy (anonymous):

\[ \text{LCM}(a,b) = \frac{a\cdot b}{GCF(a,b)} \]

OpenStudy (anonymous):

@wio in my equation though what would a & b be?

OpenStudy (anonymous):

the things which you want to find the LCM of.

OpenStudy (anonymous):

I'm still lost. The GCF is x , but not sure what the least is

OpenStudy (anonymous):

What two expression are you trying to find the LCM of?

OpenStudy (anonymous):

|dw:1362892361838:dw| @wio

OpenStudy (anonymous):

okay \[ \text{LCM}(x^2+10x,x^2) = \frac{(x^2+10x)(x^2)}{GCF(x^2+10x,x^2)} = \frac{(x^2+10x)(x^2)}{x} = (x^2+10x)x = x^3+10x^2 \]

OpenStudy (anonymous):

\[\begin{split} \text{LCM}(x^2+10x,x^2) &= \frac{(x^2+10x)(x^2)}{GCF(x^2+10x,x^2)} \\ &= \frac{(x^2+10x)(x^2)}{x} \\ &= (x^2+10x)x\\ &= x^3+10x^2 \end{split}\]

OpenStudy (anonymous):

so the LCM is x^2 + 10x^2?

OpenStudy (anonymous):

look again.

OpenStudy (anonymous):

-10?

OpenStudy (anonymous):

no....

OpenStudy (anonymous):

\[ x^3+10x^2 \]

OpenStudy (anonymous):

WAIT! I didnt put all the equation

OpenStudy (anonymous):

|dw:1362892801467:dw|

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