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Mathematics 14 Online
OpenStudy (anonymous):

Please help me solve a rational function, problem in the question.

OpenStudy (anonymous):

\[\frac{ 1 }{ x ^{2} -7x +10 } = \frac{ x }{ x-5} + \frac{ 1 }{ x-2 }\]

OpenStudy (anonymous):

I know I need to find the lease common denominator but I am unsure if it is (x-5)(x-2) or \[x ^{2} -7x +10\]

OpenStudy (anonymous):

bro, i just put it in a calculator and got x= -2,3

OpenStudy (anonymous):

but your looking for the least common denom.?

OpenStudy (anonymous):

@dipset Yes, the way I was taught is you find the LCD of both of them. Then multiply each side of the equation by that LCD, simplify and then solve.

OpenStudy (anonymous):

@dipset I figured it out, thanks for trying to help. I had to factor out \[x ^{2} -7x +10\] to get (x-5)(x-2). My LCD was then (x-5)(x-2) and I multiplied that by both sides of the equation, and solved from there.

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