complex fraction


Definition of Complex Fraction

  • A Complex Fraction is a fraction that has one or more rational expressions in the numerator and/or denominator.
  • A complex fraction is a fraction that has one or more fractions in the numerator and/or denominator.

Examples of Complex Fraction

  • are examples of complex fractions.

Solved Example on Complex Fraction

Find the least common denominator (LCD) of the pair of the complex fractions .
Choices:
A. (x + 7)(x + 8)
B. (x + 8)
C. (x + 15)
D. (x + 56)
Correct Answer: A
Solution:
Step 1: Find the highest power of each factor that appears in either denominator.
Step 2: Both (x + 7) and (x + 8) are linear factors.
Step 3: So, the LCD of the given two complex fractions is (x + 7)(x + 8).

Related Terms for Complex Fraction

  • Fraction
  • Rational  Expression
  • Numerator
  • Denominator