Basic Math Examples

Simplify ((y^2-10y+24)/(y^2-3y-18))÷((y^2+2y-3)/(y^2-9y+8))*((y^2+6y+9)/(y^2-5y-24))
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
Factor using the AC method.
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Step 2.1
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 2.2
Write the factored form using these integers.
Step 3
Factor using the AC method.
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Step 3.1
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 3.2
Write the factored form using these integers.
Step 4
Factor using the AC method.
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Step 4.1
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 4.2
Write the factored form using these integers.
Step 5
Reduce the expression by cancelling the common factors.
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Step 5.1
Reduce the expression by cancelling the common factors.
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Step 5.1.1
Cancel the common factor.
Step 5.1.2
Rewrite the expression.
Step 5.2
Reduce the expression by cancelling the common factors.
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Step 5.2.1
Cancel the common factor.
Step 5.2.2
Rewrite the expression.
Step 6
Factor using the perfect square rule.
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Step 6.1
Rewrite as .
Step 6.2
Check that the middle term is two times the product of the numbers being squared in the first term and third term.
Step 6.3
Rewrite the polynomial.
Step 6.4
Factor using the perfect square trinomial rule , where and .
Step 7
Factor using the AC method.
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Step 7.1
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 7.2
Write the factored form using these integers.
Step 8
Simplify terms.
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Step 8.1
Combine.
Step 8.2
Cancel the common factor of and .
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Step 8.2.1
Factor out of .
Step 8.2.2
Cancel the common factors.
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Step 8.2.2.1
Factor out of .
Step 8.2.2.2
Cancel the common factor.
Step 8.2.2.3
Rewrite the expression.
Step 8.3
Cancel the common factor of .
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Step 8.3.1
Cancel the common factor.
Step 8.3.2
Rewrite the expression.
Step 9
Multiply the numerator by the reciprocal of the denominator.
Step 10
Factor out of .
Step 11
Cancel the common factor of .
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Step 11.1
Cancel the common factor.
Step 11.2
Rewrite the expression.
Step 12
Multiply by .