Basic Math Examples

Find the Mean 7(9.9)^2+13-9 , 0.9
,
Step 1
Simplify each term.
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Step 1.1
Raise to the power of .
Step 1.2
Multiply by .
Step 2
Simplify by adding and subtracting.
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Step 2.1
Add and .
Step 2.2
Subtract from .
Step 3
The mean of a set of numbers is the sum divided by the number of terms.
Step 4
Add and .
Step 5
Divide by .
Step 6
The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.