Question

let x and y be rational number. show that xy is a rational number ​

Answer 1

Answer:

xy is the rational number

Step-by-step explanation:

for example

let x=$\frac{3}{7}$ and y=$\frac{14}{3}$ is the rational number

then xy=$\frac{3}{7}*\frac{14}{3}$=2

so 2 is rational number

therefore xy is rational number