Basic Math Examples

Find the Volume sphere (1/2)
Step 1
The volume of a sphere is equal to times Pi times the radius cubed.
Step 2
Substitute the value of the radius into the formula to find the volume of the sphere. Pi is approximately equal to .
Step 3
Combine fractions.
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Step 3.1
Combine and .
Step 3.2
Apply the product rule to .
Step 3.3
Combine.
Step 4
Simplify the numerator.
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Step 4.1
One to any power is one.
Step 4.2
Multiply by .
Step 5
Reduce the expression by cancelling the common factors.
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Step 5.1
Raise to the power of .
Step 5.2
Multiply by .
Step 5.3
Cancel the common factor of and .
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Step 5.3.1
Factor out of .
Step 5.3.2
Cancel the common factors.
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Step 5.3.2.1
Factor out of .
Step 5.3.2.2
Cancel the common factor.
Step 5.3.2.3
Rewrite the expression.
Step 6
The result can be shown in multiple forms.
Exact Form:
Decimal Form: