Calculus Examples

Find the Inflection Points 6x-12
Step 1
Write as a function.
Step 2
Find the second derivative.
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Step 2.1
Find the first derivative.
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Step 2.1.1
By the Sum Rule, the derivative of with respect to is .
Step 2.1.2
Evaluate .
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Step 2.1.2.1
Since is constant with respect to , the derivative of with respect to is .
Step 2.1.2.2
Differentiate using the Power Rule which states that is where .
Step 2.1.2.3
Multiply by .
Step 2.1.3
Differentiate using the Constant Rule.
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Step 2.1.3.1
Since is constant with respect to , the derivative of with respect to is .
Step 2.1.3.2
Add and .
Step 2.2
Since is constant with respect to , the derivative of with respect to is .
Step 2.3
The second derivative of with respect to is .
Step 3
Set the second derivative equal to then solve the equation .
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Step 3.1
Set the second derivative equal to .
Step 3.2
Since , the equation will always be true.
Always true
Always true
Step 4
There are no inflection points in a straight line, .
No Inflection Points