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Calculus Examples
Step 1
Step 1.1
Move the limit inside the trig function because tangent is continuous.
Step 1.2
Move the term outside of the limit because it is constant with respect to .
Step 2
Evaluate the limit of by plugging in for .
Step 3
Step 3.1
Simplify the numerator.
Step 3.1.1
Multiply by .
Step 3.1.2
The exact value of is .
Step 3.2
Divide by .