: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

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: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
: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

: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
C,多项式降幂

问题翻译:以下哪项多项式是按X项指数降幂排列的?(即多项式以X的指数递减排列)
答案中的排列简单说
A X X^2 X^3 为X升幂排列
B 不对
C X^3 X^2 X^1 为降幂排列 correct!
D 不对
我的理解~ 希望说清楚了能帮上忙, 呵呵兄弟,你迟来了一秒==你恨就恨↑吧……谢谢~~...

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问题翻译:以下哪项多项式是按X项指数降幂排列的?(即多项式以X的指数递减排列)
答案中的排列简单说
A X X^2 X^3 为X升幂排列
B 不对
C X^3 X^2 X^1 为降幂排列 correct!
D 不对
我的理解~ 希望说清楚了能帮上忙, 呵呵

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C
题目意思是三次四项式递减排列

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