Calculus Examples

Evaluate the Limit ( limit as x approaches 0 of cos(x-1))/(sin(x))
Step 1
Evaluate the limit.
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Step 1.1
Move the limit inside the trig function because cosine is continuous.
Step 1.2
Split the limit using the Sum of Limits Rule on the limit as approaches .
Step 1.3
Evaluate the limit of which is constant as approaches .
Step 2
Evaluate the limit of by plugging in for .
Step 3
Simplify the answer.
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Step 3.1
Rewrite as a product.
Step 3.2
Write as a fraction with denominator .
Step 3.3
Simplify.
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Step 3.3.1
Divide by .
Step 3.3.2
Multiply by .
Step 3.3.3
Convert from to .
Step 3.4
Subtract from .
Step 3.5
Evaluate .