Calculus Examples

Find the 2nd Derivative sin(x)+cos(x)
Step 1
Find the first derivative.
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Step 1.1
By the Sum Rule, the derivative of with respect to is .
Step 1.2
The derivative of with respect to is .
Step 1.3
The derivative of with respect to is .
Step 2
Find the second derivative.
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Step 2.1
By the Sum Rule, the derivative of with respect to is .
Step 2.2
The derivative of with respect to is .
Step 2.3
Evaluate .
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Step 2.3.1
Since is constant with respect to , the derivative of with respect to is .
Step 2.3.2
The derivative of with respect to is .
Step 3
Find the third derivative.
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Step 3.1
By the Sum Rule, the derivative of with respect to is .
Step 3.2
Evaluate .
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Step 3.2.1
Since is constant with respect to , the derivative of with respect to is .
Step 3.2.2
The derivative of with respect to is .
Step 3.3
Evaluate .
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Step 3.3.1
Since is constant with respect to , the derivative of with respect to is .
Step 3.3.2
The derivative of with respect to is .
Step 3.3.3
Multiply by .
Step 3.3.4
Multiply by .
Step 4
Find the fourth derivative.
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Step 4.1
By the Sum Rule, the derivative of with respect to is .
Step 4.2
Evaluate .
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Step 4.2.1
Since is constant with respect to , the derivative of with respect to is .
Step 4.2.2
The derivative of with respect to is .
Step 4.2.3
Multiply by .
Step 4.2.4
Multiply by .
Step 4.3
The derivative of with respect to is .