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Mathematics 7 Online
OpenStudy (anonymous):

Could someone help me with limits?

OpenStudy (ddcamp):

Sure, what do you need help with?

OpenStudy (anonymous):

f(x) { -x^2 +6x -6, x>= 3 and x -1, x < 3

OpenStudy (ddcamp):

And you're finding the limit as x approaches 3?

OpenStudy (ddcamp):

Plug in 3 for both the left and right functions. If you get the same answer, the limit exists (and is that answer). Otherwise the limit does not exist.

OpenStudy (anonymous):

SORRY! I forgot to enter that the the limit as x approaches 4 from the left @DDCamp

OpenStudy (anonymous):

\[\lim_{x \rightarrow 4^{-}} f(X) \]

OpenStudy (ddcamp):

\[\lim_{x \rightarrow 3-} f(x) = \lim_{x \rightarrow 3} x - 1 = 3 - 1 = 2\]

OpenStudy (anonymous):

so the answer would be 3 when approaching 4 from the left?

OpenStudy (anonymous):

and in \[\lim_{x \rightarrow 3^{+}} f(X) \] it would be 3?

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