Calculus Examples

Evaluate the Limit limit as x approaches 0 of (tan(x))/(sin(x))
Step 1
Apply trigonometric identities.
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Step 1.1
Rewrite in terms of sines and cosines.
Step 1.2
Rewrite as a product.
Step 1.3
Cancel the common factor of .
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Step 1.3.1
Cancel the common factor.
Step 1.3.2
Rewrite the expression.
Step 1.4
Convert from to .
Step 2
Move the limit inside the trig function because secant is continuous.
Step 3
Evaluate the limit of by plugging in for .
Step 4
The exact value of is .