question_answer

Which of the following are the factors of \[\frac{{{x}^{2}}}{4}-\frac{{{y}^{2}}}{9}\]?

A)  \[\left( \frac{x}{4}+\frac{y}{9} \right)\] and \[\left( \frac{x}{4}-\frac{y}{9} \right)\]

B)  \[\left( \frac{x}{2}+\frac{y}{9} \right)\] and \[\left( \frac{x}{2}-\frac{y}{9} \right)\]

C)  \[\left( \frac{x}{2}+\frac{y}{3} \right)\]and \[\left( \frac{x}{2}-\frac{y}{3} \right)\]

D)  \[\left( \frac{x}{2}-\frac{y}{3} \right)\] and \[\left( \frac{x}{4}-\frac{y}{9} \right)\]