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Evaluate limit as x approaches 0 of (sin(x))/x

Evaluate limit as x approaches 0 of (sin(x))/x
Evaluate the limit of the numerator and the limit of the denominator.
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Take the limit of the numerator and the limit of the denominator.
Evaluate the limit of the numerator.
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Move the limit inside the trig function because sine is continuous.
Evaluate the limit of by plugging in for .
The exact value of is .
Evaluate the limit of by plugging in for .
The expression contains a division by The expression is undefined.
Undefined
Since is of indeterminate form, apply L'Hospital's Rule. L'Hospital's Rule states that the limit of a quotient of functions is equal to the limit of the quotient of their derivatives.
Find the derivative of the numerator and denominator.
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Differentiate the numerator and denominator.
The derivative of with respect to is .
Differentiate using the Power Rule which states that is where .
Take the limit of each term.
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Split the limit using the Limits Quotient Rule on the limit as approaches .
Move the limit inside the trig function because cosine is continuous.
Evaluate the limits by plugging in for all occurrences of .
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Evaluate the limit of by plugging in for .
Evaluate the limit of which is constant as approaches .
Simplify the answer.
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Divide by .
The exact value of is .
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