SOLUTION: Which are rational expressions: 3 Divided by 4 315 divided by 220 x+2 divided by 3 7 divided by x^2-7x+3 Can't get this one.

Algebra ->  Expressions-with-variables -> SOLUTION: Which are rational expressions: 3 Divided by 4 315 divided by 220 x+2 divided by 3 7 divided by x^2-7x+3 Can't get this one.      Log On


   



Question 875630: Which are rational expressions:
3 Divided by 4
315 divided by 220
x+2 divided by 3
7 divided by x^2-7x+3
Can't get this one.

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
A rational expression is defined as a ratio P(x)/Q(x) where P(x) and Q(x) are polynomials and Q(x) is not the zero polynomial. Under this definition, all four options are rational expressions (including the first two).