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Mathematics 7 Online
OpenStudy (anonymous):

Discontinuities of Rational Functions ALG. 2 - What is the discontinuity & the zeros of: f(x) = (4x^2 - 36x) ÷ (x – 9)

OpenStudy (anonymous):

not continuous at 9 because the denominator would be zero there and you may not divide by zero

OpenStudy (anonymous):

But the discontinuity has to be on the line of the graph... (9, 9) or (4, 36) are not

OpenStudy (anonymous):

we got this right? it is at (9,36)

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