Basic Math Examples

Simplify (a^4)/(b^4)*((3b^5)/(a^4)+(5b^7)/(a^2))
Step 1
To write as a fraction with a common denominator, multiply by .
Step 2
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 2.1
Multiply by .
Step 2.2
Multiply by by adding the exponents.
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Step 2.2.1
Use the power rule to combine exponents.
Step 2.2.2
Add and .
Step 3
Simplify terms.
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Step 3.1
Combine the numerators over the common denominator.
Step 3.2
Factor out of .
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Step 3.2.1
Factor out of .
Step 3.2.2
Factor out of .
Step 3.2.3
Factor out of .
Step 3.3
Combine.
Step 3.4
Cancel the common factor of .
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Step 3.4.1
Cancel the common factor.
Step 3.4.2
Rewrite the expression.
Step 3.5
Cancel the common factor of and .
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Step 3.5.1
Factor out of .
Step 3.5.2
Cancel the common factors.
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Step 3.5.2.1
Multiply by .
Step 3.5.2.2
Cancel the common factor.
Step 3.5.2.3
Rewrite the expression.
Step 3.5.2.4
Divide by .
Step 3.6
Apply the distributive property.
Step 3.7
Reorder.
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Step 3.7.1
Move to the left of .
Step 3.7.2
Rewrite using the commutative property of multiplication.
Step 4
Multiply by by adding the exponents.
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Step 4.1
Move .
Step 4.2
Multiply by .
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Step 4.2.1
Raise to the power of .
Step 4.2.2
Use the power rule to combine exponents.
Step 4.3
Add and .