Precalculus Examples Rational Expressions and Equations

Determine if (1,3) is a Solution

,
Step 1
Insert the values of and into the equation to find if the ordered pair is a solution.
Step 2
Simplify .
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Step 2.1
Multiply by .
Step 2.2
Subtract from .
Step 3
Since , there are no solutions.
No solution
Step 4
Since the equation is not true when the values are used, the ordered pair is not a solution.
The ordered pair is not a solution to the equation.

Rational Expressions and Equations

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