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Calculus Examples
Step 1
Move the limit inside the trig function because sine is continuous.
Step 2
Split the limit using the Sum of Limits Rule on the limit as approaches .
Step 3
Move the limit inside the trig function because sine is continuous.
Step 4
Step 4.1
Evaluate the limit of by plugging in for .
Step 4.2
Evaluate the limit of by plugging in for .
Step 5
Step 5.1
Simplify each term.
Step 5.1.1
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.
Step 5.1.2
The exact value of is .
Step 5.2
Add and .
Step 5.3
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.
Step 5.4
The exact value of is .