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Which of the following is a rational expression?

1) 2
2) 6/x-20
3) 20x^2+2/9x^3+x
4) All of them are rational expressions?

User Kevorski
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1 Answer

3 votes

Answer:

All of them

Explanation:

A rational expression is simply a quotient of two polynomials. Or in other words, it is a fraction whose numerator and denominator are polynomials.

User Rflw
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