题目内容

对称多项式的齐次分量也是对称多项式。()

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x^4-2x^2-3x+3在(2,4)内至少有1个根。()
参考答案:错误

每个大于1的整数都可以写成素数的乘积。()

财政分配的对象是()
A企业收入
B居民收入
C国民收入
D家庭收入

According to Paragraph 3, which of the following sounds is the most powerful?

A. McDonald"s "I"m Lovin" It" jingle.
B. The sound of blowing open a door.
C. The giggling sound of a baby.
D. The hum of a vibrating cell phone.

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