Which set of transformations was performed on pqsr to form p'q's'r'? a dilation factor of 2 a dilation factor of 1 over 3 a dilation factor of 1 over 2 a dilation factor of 3

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.