Basic Math Examples

Simplify ((y^3-8)/(y^2+2y+4))÷(y^2-4)
Step 1
Rewrite the division as a fraction.
Step 2
Multiply the numerator by the reciprocal of the denominator.
Step 3
Simplify the numerator.
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Step 3.1
Rewrite as .
Step 3.2
Since both terms are perfect cubes, factor using the difference of cubes formula, where and .
Step 3.3
Simplify.
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Step 3.3.1
Move to the left of .
Step 3.3.2
Raise to the power of .
Step 4
Cancel the common factor of .
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Step 4.1
Cancel the common factor.
Step 4.2
Divide by .
Step 5
Simplify the denominator.
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Step 5.1
Rewrite as .
Step 5.2
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 6
Cancel the common factor of .
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Step 6.1
Factor out of .
Step 6.2
Cancel the common factor.
Step 6.3
Rewrite the expression.