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Trigonometry 15 Online
OpenStudy (anonymous):

what is the length of the diameter of the circle x^2+y^2-14x+40=0? Seriously

OpenStudy (anonymous):

were you able to rearrange it so it's in the form f(x)^2 +f(y)^2 =r^2 ?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

complete the square on the terms with 'x' in them...

OpenStudy (anonymous):

x^2 -14x + ?

OpenStudy (anonymous):

remember completing the square? from algebra? (x-7)(x-7) - ___

OpenStudy (anonymous):

Okay I got it

OpenStudy (anonymous):

you got the answer?

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