Unit 3 Practice Test

Front

What is the process to simplify a rational expression?

Back

To simplify a rational expression, factor the numerator and denominator, cancel out any common factors, and rewrite the expression in its simplest form.

Front

Back

Front

How do you find the combined work rate of two people working together?

Back

Front

If Asanji takes 8 hours and Brenda takes 9 hours to dig the same hole, how long will it take them together?

Back

4.24 hours.

Front

What is the formula for the sum of two fractions?

Back

Front

Back

Front

What is the method to solve rational equations?

Back

Find a common denominator, combine the fractions, and solve for the variable.

Front

Back

x = 0.

Front

What is the difference between a rational expression and a rational equation?

Back

A rational expression is a fraction where the numerator and denominator are polynomials, while a rational equation is an equation that contains a rational expression.

Front

What does it mean to factor a polynomial?

Back

Factoring a polynomial means expressing it as a product of its factors, which can be simpler polynomials.