Question

What causes a solution to a rational equation to be an extraneous solution?

A. When there is more than one solution, one of the solutions is extraneous.
B. If a solution results in zero when substituted into the denominator of the equation, the solution is extraneous.
C. If a solution results in a negative number when substituted into the denominator of the equation, the solution is extraneous.
D. When a solution is a fraction, the solution is extraneous.

Answer 1

If one of the solutions for x causes the denominator of the original equation to become zero, then it is known as a extraneous solution.