Chapter7: Rational Expressions And Functions
Section7.2: Add And Subtract Rational Expressions
Problem 148E: Explain how you find the Least Common Denominator of x2+5x+4 and x216 .
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Step 1
Explain how we rationalize a denominator.
Given radical terms in denominator we multiply the denominator and numerator with the same radical.
Finally simplify the denominator by removing the radical.
The fraction in the resulting multiplication can be simplified then simplify the fraction.
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