Calculus 2 : Calculus II

Study concepts, example questions & explanations for Calculus 2

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Example Questions

Example Question #1491 : Calculus Ii

Compute the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

This derivative is calculated with use if the chain rule:

First, we take the derivative of natural log:

Then, we multiply by the derivative of the term inside the natural log:

Finally, this is multiplied by the derivative of the term inside the cosine:

Then, we simplify and make use of the definition of cotangent;

Example Question #361 : Derivative Review

Compute the second derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

To find the second derivative of the function

First, we have to take the second derivative:

Then, we take the derivative of f'(x) to get the second derivative of f(x):

 

The only derivative rule needed here is the power rule:

Example Question #1493 : Calculus Ii

Compute the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

The quotient rule for derivatives is:

Where in our case:

and the derivatives of these functions are:

Applying the quotient rule to these functions, we get:

Factoring out a four from both the numerator and denominator we can simplify this expression to get our final answer:

Example Question #361 : Derivative Review

Compute the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

he quotient rule for derivatives is:

Where in our case:

and the derivatives of these functions are:

Applying the quotient rule to our function, we get:

Simplified, we get:

 

Example Question #1495 : Calculus Ii

Compute the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

This problem requires a combination of the quotient and chain rules:

The quotient rule for derivatives is:

Where in our case:

and the derivatives of these functions are:

Applying the quotient rule to these functions, we get:

Simplifying this expression, we get:

Example Question #371 : Derivatives

Compute the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

The first term of the function's derivative is found simply with the power rule:

The second term is a trig derivative with the chain rule:

The third term requires the rule for derivatives of exponential and the chain rule:

Combining these three terms, we get the final answer:

Example Question #1493 : Calculus Ii

Compute the first derivative of the following function using the product rule:

Possible Answers:

Correct answer:

Explanation:

The rule for the derivative of the product of two functions is as follows:

For the expression given, the two functions are:

Whose derivatives are:

The derivative of the product is then:

Simplified, this reduces to:

Example Question #173 : First And Second Derivatives Of Functions

Compute the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

The rule for the derivative of the product of two functions is as follows:

For the expression given, the two functions are:

Whose derivatives are:

The derivative of the product is then:

Simplifying, we get:

Example Question #1494 : Calculus Ii

Find the first derivative of ?

Possible Answers:

Correct answer:

Explanation:

Step 1: Use the power rule on the first term...

 becomes 

Step 2: Take derivative of second term...

 becomes 

Note: The derivative of a(n) constant term is always zero.

The first derivative is 

Example Question #175 : First And Second Derivatives Of Functions

What is the first derivative of ?

Possible Answers:

Correct answer:

Explanation:

Step 1: Find the derivative of  and , which we denote as  and .



Step 2: Plug in the functions into the quotient rule formula:



Step 3: Simplify...



Step 4: Reduce:



The first derivative is 

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