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Calculus Examples
Step 1
Step 1.1
Evaluate the limit of the numerator and the limit of the denominator.
Step 1.1.1
Take the limit of the numerator and the limit of the denominator.
Step 1.1.2
Evaluate the limit of the numerator.
Step 1.1.2.1
Evaluate the limit.
Step 1.1.2.1.1
Split the limit using the Sum of Limits Rule on the limit as approaches .
Step 1.1.2.1.2
Move the limit under the radical sign.
Step 1.1.2.1.3
Evaluate the limit of which is constant as approaches .
Step 1.1.2.2
Evaluate the limit of by plugging in for .
Step 1.1.2.3
Simplify the answer.
Step 1.1.2.3.1
Simplify each term.
Step 1.1.2.3.1.1
Rewrite as .
Step 1.1.2.3.1.2
Pull terms out from under the radical, assuming positive real numbers.
Step 1.1.2.3.1.3
Multiply by .
Step 1.1.2.3.2
Subtract from .
Step 1.1.3
Evaluate the limit of the denominator.
Step 1.1.3.1
Evaluate the limit.
Step 1.1.3.1.1
Split the limit using the Sum of Limits Rule on the limit as approaches .
Step 1.1.3.1.2
Evaluate the limit of which is constant as approaches .
Step 1.1.3.2
Evaluate the limit of by plugging in for .
Step 1.1.3.3
Simplify the answer.
Step 1.1.3.3.1
Multiply by .
Step 1.1.3.3.2
Subtract from .
Step 1.1.3.3.3
The expression contains a division by . The expression is undefined.
Undefined
Step 1.1.3.4
The expression contains a division by . The expression is undefined.
Undefined
Step 1.1.4
The expression contains a division by . The expression is undefined.
Undefined
Step 1.2
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.
Step 1.3
Find the derivative of the numerator and denominator.
Step 1.3.1
Differentiate the numerator and denominator.
Step 1.3.2
By the Sum Rule, the derivative of with respect to is .
Step 1.3.3
Evaluate .
Step 1.3.3.1
Use to rewrite as .
Step 1.3.3.2
Differentiate using the Power Rule which states that is where .
Step 1.3.3.3
To write as a fraction with a common denominator, multiply by .
Step 1.3.3.4
Combine and .
Step 1.3.3.5
Combine the numerators over the common denominator.
Step 1.3.3.6
Simplify the numerator.
Step 1.3.3.6.1
Multiply by .
Step 1.3.3.6.2
Subtract from .
Step 1.3.3.7
Move the negative in front of the fraction.
Step 1.3.4
Since is constant with respect to , the derivative of with respect to is .
Step 1.3.5
Simplify.
Step 1.3.5.1
Rewrite the expression using the negative exponent rule .
Step 1.3.5.2
Combine terms.
Step 1.3.5.2.1
Multiply by .
Step 1.3.5.2.2
Add and .
Step 1.3.6
By the Sum Rule, the derivative of with respect to is .
Step 1.3.7
Differentiate using the Power Rule which states that is where .
Step 1.3.8
Since is constant with respect to , the derivative of with respect to is .
Step 1.3.9
Add and .
Step 1.4
Multiply the numerator by the reciprocal of the denominator.
Step 1.5
Rewrite as .
Step 1.6
Multiply by .
Step 2
Step 2.1
Move the term outside of the limit because it is constant with respect to .
Step 2.2
Split the limit using the Limits Quotient Rule on the limit as approaches .
Step 2.3
Evaluate the limit of which is constant as approaches .
Step 2.4
Move the limit under the radical sign.
Step 3
Evaluate the limit of by plugging in for .
Step 4
Step 4.1
Simplify the denominator.
Step 4.1.1
Rewrite as .
Step 4.1.2
Pull terms out from under the radical, assuming positive real numbers.
Step 4.2
Multiply .
Step 4.2.1
Multiply by .
Step 4.2.2
Multiply by .
Step 5
The result can be shown in multiple forms.
Exact Form:
Decimal Form: