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Mathematics 17 Online
OpenStudy (anonymous):

simplify the rational expression. state any excluded values. x-2/x^2+3x-10

OpenStudy (anonymous):

@Qwertty123 @alexandrea.lane

OpenStudy (anonymous):

i have the answeer but i dont know the excluded values

OpenStudy (qwertty123):

factor the denominator: = ( x -2)(x + 5)

OpenStudy (qwertty123):

the x-2 ' s cancel out giving 1 / (x + 5)

OpenStudy (anonymous):

so whats is the excluded values

OpenStudy (qwertty123):

Excluded values are simply that: values that are excluded, or left out. These are values that will make the denominator of a rational expression equal to 0. Remember, you're not allowed to divide by 0, so these values are important to identify and exclude while solving.

OpenStudy (anonymous):

so for this problem what are the excluded values? My teacher said there are at least one excluded values

OpenStudy (qwertty123):

Um 0

OpenStudy (anonymous):

so 0 is the excluded value?

OpenStudy (qwertty123):

I think

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