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Mathematics 21 Online
zepdrix (zepdrix):

Test c:

zepdrix (zepdrix):

|dw:1429173297394:dw|

zepdrix (zepdrix):

@kidrah69

OpenStudy (kidrah69):

LLOL

OpenStudy (kidrah69):

Factor. c: \[y^2+30y+225\]

zepdrix (zepdrix):

Hmm we need some factors of 225...

zepdrix (zepdrix):

It ends in a 5, let's try dividing by 5. 225 = 5 * 45. Is there any way we can combine 5 and 45 to get 30? Nope. Let's trying something else Is 225 divisible by 25? 225 = 25 * 9 Hmm but again, 25 and 9 give us 34, that's not going to work :p

OpenStudy (kidrah69):

So do we just stick to the circle? :/

OpenStudy (kidrah69):

|dw:1431390520802:dw|

zepdrix (zepdrix):

the x method thing? ya sure :)

zepdrix (zepdrix):

Gotta find the right numbers from 225 though. I found the wrong ones so far

OpenStudy (kidrah69):

I cant find any T_T there is no solution

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