Calculus Examples

Find the Derivative - d/dx e^x+e^(-x)
Step 1
By the Sum Rule, the derivative of with respect to is .
Step 2
Differentiate using the Exponential Rule which states that is where =.
Step 3
Evaluate .
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Step 3.1
Differentiate using the chain rule, which states that is where and .
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Step 3.1.1
To apply the Chain Rule, set as .
Step 3.1.2
Differentiate using the Exponential Rule which states that is where =.
Step 3.1.3
Replace all occurrences of with .
Step 3.2
Since is constant with respect to , the derivative of with respect to is .
Step 3.3
Differentiate using the Power Rule which states that is where .
Step 3.4
Multiply by .
Step 3.5
Move to the left of .
Step 3.6
Rewrite as .