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Calculus Examples
,
Step 1
Step 1.1
Substitute in for .
Step 1.2
Simplify .
Step 1.2.1
Raise to the power of .
Step 1.2.2
Add and .
Step 1.2.3
Rewrite as .
Step 1.2.4
Pull terms out from under the radical, assuming positive real numbers.
Step 2
Step 2.1
Use to rewrite as .
Step 2.2
Differentiate using the chain rule, which states that is where and .
Step 2.2.1
To apply the Chain Rule, set as .
Step 2.2.2
Differentiate using the Power Rule which states that is where .
Step 2.2.3
Replace all occurrences of with .
Step 2.3
To write as a fraction with a common denominator, multiply by .
Step 2.4
Combine and .
Step 2.5
Combine the numerators over the common denominator.
Step 2.6
Simplify the numerator.
Step 2.6.1
Multiply by .
Step 2.6.2
Subtract from .
Step 2.7
Combine fractions.
Step 2.7.1
Move the negative in front of the fraction.
Step 2.7.2
Combine and .
Step 2.7.3
Move to the denominator using the negative exponent rule .
Step 2.8
By the Sum Rule, the derivative of with respect to is .
Step 2.9
Differentiate using the Power Rule which states that is where .
Step 2.10
Since is constant with respect to , the derivative of with respect to is .
Step 2.11
Simplify terms.
Step 2.11.1
Add and .
Step 2.11.2
Combine and .
Step 2.11.3
Combine and .
Step 2.11.4
Cancel the common factor.
Step 2.11.5
Rewrite the expression.
Step 2.12
Evaluate the derivative at .
Step 2.13
Simplify the denominator.
Step 2.13.1
Raise to the power of .
Step 2.13.2
Add and .
Step 2.13.3
Rewrite as .
Step 2.13.4
Apply the power rule and multiply exponents, .
Step 2.13.5
Cancel the common factor of .
Step 2.13.5.1
Cancel the common factor.
Step 2.13.5.2
Rewrite the expression.
Step 2.13.6
Evaluate the exponent.
Step 3
Step 3.1
Use the slope and a given point to substitute for and in the point-slope form , which is derived from the slope equation .
Step 3.2
Simplify the equation and keep it in point-slope form.
Step 3.3
Solve for .
Step 3.3.1
Simplify .
Step 3.3.1.1
Rewrite.
Step 3.3.1.2
Simplify by adding zeros.
Step 3.3.1.3
Apply the distributive property.
Step 3.3.1.4
Combine and .
Step 3.3.1.5
Multiply .
Step 3.3.1.5.1
Combine and .
Step 3.3.1.5.2
Multiply by .
Step 3.3.1.6
Move the negative in front of the fraction.
Step 3.3.2
Move all terms not containing to the right side of the equation.
Step 3.3.2.1
Add to both sides of the equation.
Step 3.3.2.2
To write as a fraction with a common denominator, multiply by .
Step 3.3.2.3
Combine and .
Step 3.3.2.4
Combine the numerators over the common denominator.
Step 3.3.2.5
Simplify the numerator.
Step 3.3.2.5.1
Multiply by .
Step 3.3.2.5.2
Add and .
Step 3.3.3
Reorder terms.
Step 4