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Mathematics 9 Online
OpenStudy (anonymous):

If possible, choose k so that the following function is continuous on any interval: F(x)=6x^5-24x^4/x-4 (x cannot =4) F(x)=k (x=4)

OpenStudy (anonymous):

is this a different question?

OpenStudy (anonymous):

this time you are being asked for \[\lim_{x\to 4}\frac{6x^5-24x^4}{x-4}\]

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

So should i put 4 in for x?

OpenStudy (anonymous):

320

OpenStudy (anonymous):

is this d answer??

OpenStudy (anonymous):

if there is any hope for this limit to exist, there must be a factor of \(x-4\) in the numerator to cancel with the \(x-4\) in the denominator

OpenStudy (anonymous):

factor and cancel, then replace \(x\) by \(4\)

OpenStudy (anonymous):

Thank you!!! It's 1536

OpenStudy (anonymous):

i guess when you factor and cancel you get \(6x^4\)

OpenStudy (anonymous):

yeah you are right

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