Algebra Examples

Multiply (z^2+5z-24)/(12z+132)*(10z+110)/(-z^2+z+6)
Step 1
Factor using the AC method.
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Step 1.1
Consider the form . Find a pair of integers whose product is and whose sum is . In this case, whose product is and whose sum is .
Step 1.2
Write the factored form using these integers.
Step 2
Simplify with factoring out.
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Step 2.1
Factor out of .
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Step 2.1.1
Factor out of .
Step 2.1.2
Factor out of .
Step 2.1.3
Factor out of .
Step 2.2
Factor out of .
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Step 2.2.1
Factor out of .
Step 2.2.2
Factor out of .
Step 2.2.3
Factor out of .
Step 3
Factor by grouping.
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Step 3.1
For a polynomial of the form , rewrite the middle term as a sum of two terms whose product is and whose sum is .
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Step 3.1.1
Multiply by .
Step 3.1.2
Rewrite as plus
Step 3.1.3
Apply the distributive property.
Step 3.2
Factor out the greatest common factor from each group.
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Step 3.2.1
Group the first two terms and the last two terms.
Step 3.2.2
Factor out the greatest common factor (GCF) from each group.
Step 3.3
Factor the polynomial by factoring out the greatest common factor, .
Step 4
Cancel the common factor of .
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Step 4.1
Factor out of .
Step 4.2
Cancel the common factor.
Step 4.3
Rewrite the expression.
Step 5
Cancel the common factor of .
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Step 5.1
Factor out of .
Step 5.2
Factor out of .
Step 5.3
Cancel the common factor.
Step 5.4
Rewrite the expression.
Step 6
Multiply by .
Step 7
Move to the left of .
Step 8
Factor out of .
Step 9
Rewrite as .
Step 10
Factor out of .
Step 11
Rewrite negatives.
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Step 11.1
Rewrite as .
Step 11.2
Move the negative in front of the fraction.