：Which of the following polynomials is in descending powers of A,4-2x+3x^2-x^3B,4+3x^2+2x-x^3C,-x^3+3x^2+2x+4D,-x^3+2x+3x^2+4

分类: 作业答案 • 2022-01-02 15:49:08

问题描述：

：Which of the following polynomials is in descending powers of
A,4-2x+3x^2-x^3
B,4+3x^2+2x-x^3
C,-x^3+3x^2+2x+4
D,-x^3+2x+3x^2+4

答