Calculus Examples

Find the Derivative - d/d@VAR f(x)=sin(2x)cos(2x)
Step 1
Differentiate using the Product Rule which states that is where and .
Step 2
Differentiate using the chain rule, which states that is where and .
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Step 2.1
To apply the Chain Rule, set as .
Step 2.2
The derivative of with respect to is .
Step 2.3
Replace all occurrences of with .
Step 3
Raise to the power of .
Step 4
Raise to the power of .
Step 5
Use the power rule to combine exponents.
Step 6
Differentiate.
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Step 6.1
Add and .
Step 6.2
Since is constant with respect to , the derivative of with respect to is .
Step 6.3
Multiply by .
Step 6.4
Differentiate using the Power Rule which states that is where .
Step 6.5
Multiply by .
Step 7
Differentiate using the chain rule, which states that is where and .
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Step 7.1
To apply the Chain Rule, set as .
Step 7.2
The derivative of with respect to is .
Step 7.3
Replace all occurrences of with .
Step 8
Raise to the power of .
Step 9
Raise to the power of .
Step 10
Use the power rule to combine exponents.
Step 11
Add and .
Step 12
Since is constant with respect to , the derivative of with respect to is .
Step 13
Differentiate using the Power Rule which states that is where .
Step 14
Simplify the expression.
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Step 14.1
Multiply by .
Step 14.2
Move to the left of .