题目
使用秦九韶算法求P(x)=anxn+an-1xn-1+…+a1x+a0在x=x0时的值可减少运算次数,做加法和乘法的次数分别为几次( )A.n,n B.n, C.n,2n+1 D.2n+1,
答案：解析：利用秦九韶算法求p(x)在x=x0时的值,做乘法n次,做加法n次.答案：A
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