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Mathematics 21 Online
OpenStudy (anonymous):

Give the value of x where f(x)= (x^2-4)/(x^2+x-2) has a removable discontinuity?

OpenStudy (anonymous):

I got -2 ( the hole)

OpenStudy (anonymous):

i wonder how u got that

OpenStudy (anonymous):

factored and the factors that cross out indicate a hole - which is removable discontinuity

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