IM3 CP: Rational Expressions and Equations 2024

Front

Define Rational Expression.

Back

A rational expression is a fraction where the numerator and the denominator are both polynomials.

Front

What is the process to simplify a rational expression?

Back

To simplify a rational expression, factor both the numerator and the denominator, then cancel any common factors.

Front

Back

Front

What is the least common denominator (LCD) and why is it important?

Back

The least common denominator is the smallest expression that can be used to combine fractions. It is important for adding, subtracting, or comparing rational expressions.

Front

Back

Front

What does it mean to divide rational expressions?

Back

Dividing rational expressions involves multiplying by the reciprocal of the divisor.

Front

Back

Front

What is a polynomial?

Back

A polynomial is an expression consisting of variables raised to whole number powers and coefficients.

Front

Back

Front

What is the difference between a proper and improper fraction?

Back

A proper fraction has a numerator smaller than its denominator, while an improper fraction has a numerator larger than or equal to its denominator.