Calculus Examples

Evaluate the Summation sum from k=1 to 4 of (k+8)^2
Step 1
Simplify the summation.
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Step 1.1
Rewrite as .
Step 1.2
Expand using the FOIL Method.
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Step 1.2.1
Apply the distributive property.
Step 1.2.2
Apply the distributive property.
Step 1.2.3
Apply the distributive property.
Step 1.3
Simplify and combine like terms.
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Step 1.3.1
Simplify each term.
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Step 1.3.1.1
Multiply by .
Step 1.3.1.2
Move to the left of .
Step 1.3.1.3
Multiply by .
Step 1.3.2
Add and .
Step 1.4
Rewrite the summation.
Step 2
Expand the series for each value of .
Step 3
Simplify.
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Step 3.1
Raise to the power of .
Step 3.2
Multiply by .
Step 3.3
Add and .
Step 3.4
Add and .
Step 3.5
Raise to the power of .
Step 3.6
Multiply by .
Step 3.7
Add and .
Step 3.8
Add and .
Step 3.9
Add and .
Step 3.10
Raise to the power of .
Step 3.11
Multiply by .
Step 3.12
Add and .
Step 3.13
Add and .
Step 3.14
Add and .
Step 3.15
Raise to the power of .
Step 3.16
Multiply by .
Step 3.17
Add and .
Step 3.18
Add and .
Step 3.19
Add and .