Calculus 2 : Limits

Study concepts, example questions & explanations for Calculus 2

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Example Questions

Example Question #231 : Calculus Ii

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

The limiting situation in this equation would be the denominator. Plug the value that n is approaching into the denominator to see if the denominator will equal 0. In this question, the denominator will equal zero when n=2; so we try to eliminate the denominator by factoring. When the denominator is no longer zero, we may continue to insert the value of n into the remaining equation.

Example Question #188 : Finding Limits And One Sided Limits

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

The limiting situation in this equation would be the denominator. Plug the value that n is approaching into the denominator to see if the denominator will equal 0. In this question, the denominator will equal zero when n=-3; so we try to eliminate the denominator by factoring. When the denominator is no longer zero, we may continue to insert the value of n into the remaining equation.

Example Question #231 : Calculus Ii

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

There is no limiting situation in this equation (like a denominator) so we can just plug in the value that n approaches into the limit and solve:

Example Question #232 : Calculus Ii

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

There is no limiting situation in this equation (like a denominator) so we can just plug in the value that n approaches into the limit and solve:

Example Question #233 : Calculus Ii

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

There is no limiting situation in this equation (like a denominator) so we can just plug in the value that n approaches into the limit and solve:

Example Question #234 : Calculus Ii

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

There is no limiting situation in this equation (like a denominator) so we can just plug in the value that n approaches into the limit and solve:

Example Question #194 : Finding Limits And One Sided Limits

Evaluate the limit

Possible Answers:

Correct answer:

Explanation:

The limiting situation in this equation would be the denominator. Plug the value that n is approaching into the denominator to see if the denominator will equal 0. In this question, the denominator will equal zero when n=1; so we try to eliminate the denominator by factoring. When the denominator is no longer zero, we may continue to insert the value of n into the remaining equation.

Example Question #236 : Calculus Ii

Screen shot 2015 08 17 at 11.56.18 am

Given the above graph of , what is ?

Possible Answers:

Does Not Exist

Correct answer:

Explanation:

This particular question is asking us to find a one sided limit of the functions depicted by the graph. Since there is a plus sign in the exponent on the zero, this tells us that we are looking for a right handed limit. In other words, we will loook at the function values for x values that are slightly larger, or to the right of zero.

Examining the graph, we can observe that  as  approaches  from the right.

Example Question #237 : Calculus Ii

Screen shot 2015 08 17 at 11.45.22 am

Given the above graph of , what is ?

Possible Answers:

Does Not Exist

Correct answer:

Explanation:

This particular question is asking us to find a one sided limit of the functions depicted by the graph. Since there is a negative sign in the exponent of the zero, this tells us that we are looking for a left handed limit. In other words, we will loook at the function values for x values that are slightly smaller, or to the left of zero.

Examining the graph, we can observe that  as  approaches  from the left.

Example Question #235 : Calculus Ii

Evaluate the limit:

Possible Answers:

Correct answer:

Explanation:

There is no limiting situation in this equation (like a denominator) so we can just plug in the value that n approaches into the limit and solve:

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