Calculus 1 : How to find differential functions

Study concepts, example questions & explanations for Calculus 1

varsity tutors app store varsity tutors android store

Example Questions

Example Question #851 : How To Find Differential Functions

Find the first derivative of the following function:

Possible Answers:

Correct answer:

Explanation:

To find the first derivative of this particular function is accomplished by applying the power rule which states,

Applying the above rule to the equation,

results in,

 

Example Question #852 : How To Find Differential Functions

Find the first derivative of the function .

Possible Answers:

Correct answer:

Explanation:

To take the derivative, you first use the power rule for differentiating, 

,

then you use the chain rule, 

.

Also recall the trigonometric rule for differentiating sine,

 

This produces,

Example Question #1031 : Differential Functions

Find the derivative.

Possible Answers:

Correct answer:

Explanation:

Use the quotient rule to find the derivative which states,

.

Given,

the derivatives can be found using the power rule which states,

therefore,

Applying the quotient rule to our function we find the derivative to be as follows.

Simplify.

Example Question #851 : How To Find Differential Functions

Find the derivative.

Possible Answers:

Correct answer:

Explanation:

Use the power rule to find the derivative.

The power rule states,

.

Applying this rule to the function in the problem results in the following.

Example Question #852 : How To Find Differential Functions

Find the derivative. 

Possible Answers:

Correct answer:

Explanation:

Use the power rule to find the derivative. 

The power rule states,

.

Applying this rule to each term of the function results in the following.

Thus, the derivative is 4.

Example Question #855 : How To Find Differential Functions

What is the equation for the slope of the tangent line to:

Possible Answers:

Correct answer:

Explanation:

To find the equation for the slope of the tangent line, find the derivative.

To find the derivative, use the power rule.

The power rule states,

.

Applying the power rule to each term in the function results in,

.

Thus, the derivative is .

Example Question #856 : How To Find Differential Functions

Find the derivative when .

Possible Answers:

Correct answer:

Explanation:

Use the power rule to find the derivative.

The power rule states,

.

Applying the power rule to each term within the function results in the following.

Thus, the derivative is 

Now, substitute  for .

Example Question #857 : How To Find Differential Functions

Find the derivative when .

Possible Answers:

Correct answer:

Explanation:

First, use the power rule to find the derivative.

The power rule states,

.

Applying the power rule to each term in the function results in the following.

Thus, the derivative is .

Now, substitute 2 for x.

.

Example Question #858 : How To Find Differential Functions

Find the derivative.

Possible Answers:

Correct answer:

Explanation:

Use the product rule to find the derivative.

The product rule states,

.

Given,

and recalling the trigonometry derivative for cosine is,

the derivatives are as follows.

Therefore, using the product rule the derivative becomes,

.

 

Example Question #859 : How To Find Differential Functions

Find the derivative. 

Possible Answers:

Correct answer:

Explanation:

Use the power rule to find the derivative.

The power rule states,

.

Applying the power rule to each term in the function results in the following.

.

Thus, the derivative is .

Learning Tools by Varsity Tutors