Calculus Examples

Evaluate the Limit ( limit as x approaches 0 of 3x-sin(3x))/(3x-tan(3x))
Step 1
Split the limit using the Sum of Limits Rule on the limit as approaches .
Step 2
Move the term outside of the limit because it is constant with respect to .
Step 3
Move the limit inside the trig function because sine is continuous.
Step 4
Move the term outside of the limit because it is constant with respect to .
Step 5
Evaluate the limits by plugging in for all occurrences of .
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Step 5.1
Evaluate the limit of by plugging in for .
Step 5.2
Evaluate the limit of by plugging in for .
Step 6
Simplify the answer.
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Step 6.1
Simplify the numerator.
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Step 6.1.1
Multiply by .
Step 6.1.2
Multiply by .
Step 6.1.3
The exact value of is .
Step 6.1.4
Multiply by .
Step 6.1.5
Add and .
Step 6.2
Rewrite in terms of sines and cosines.
Step 6.3
Divide by .