# Add and subtract rational functions

## Quiz by Seth Lewison

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4 questions

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- Q1What is the first step in adding or subtracting rational functions?Find a common denominatorDivide the denominators by each otherMultiply the numerators togetherSimplify each rational function30s
- Q2What do you do after finding a common denominator?Add or subtract the numeratorsDivide the denominators by each otherSimplify each rational functionMultiply the numerators togetherAdd or subtract the numerators30s
- Q3What is the result of adding rational functions with like denominators?A fraction with a smaller denominatorA fraction with the same denominatorA mixed numberA fraction with a larger numerator30s
- Q4What should you do to simplify the result of adding or subtracting rational functions?Factor and cancel any common factorsAdd or subtract the numerator and denominator togetherFactor and cancel any common factorsMultiply the numerator and denominator by the same factorDivide the numerator and denominator by the same factor30s