Question

Describe how to check the product of two rational expressions. I have the answer, but how do I check if I'm right?

Answer 1

\[\frac{ 2 }{ 3 }*\frac{ 4 }{ 2 } =\frac{ 8 }{ 6 }\]

Answer 2

\[\frac{ a }{ b }*\frac{ b }{ c }=\frac{ ab}{ bc }\]

Answer 3

Thank you :)