Ash7372viz Ash7372viz Math Answered Which of the following algebraic expression is a polynomial? A. 5^(2-x) B. 〖4x〗^(-2)+1 C. 2+x D. 7/x^2 Which of the following algebraic expression is not a polynomial? A. 8^2 B. 〖3x〗^(-2) C. 2+x D. 7/3^2