8 Questions
What is the first step in adding rational expressions?
Find a common denominator
When adding or subtracting rational expressions, what should you do before combining the numerators?
Find a common denominator
What is an important consideration when subtracting rational expressions?
Find a common denominator
When adding rational expressions with unlike denominators, what should you find first?
Find the least common denominator (LCD)
In the given example, what is the LCD of the fractions 1/(3a) and 1/(4b)?
12ab
What is the result of adding (4b)/(12ab) + (3a)/(12ab)?
(3a + 4b)/(12ab)
What is an important step when adding rational expressions with unlike denominators?
Find equivalent expressions with a common denominator
What should be done if the denominators of rational expressions are relatively prime?
Find the least common denominator (LCD)
Test your knowledge of adding and subtracting rational expressions through this quiz. Learn about the initial steps, necessary precautions, and important considerations for arithmetic with rational expressions.
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