f(x)=5x⁵+2 x⁴+3.5 x³-2.6 x²+1.7x-0.8，用秦九韶算法求这个多项式当x=5时的值为__________.

A.2                B.10               C.30                D.70

A.6，6            B.5，6              C.5，5               D.6，5

A.运算速度快                                  B.能计算出π的精确值

C.“内外夹逼”                                  D.无限次地分割

a=input (“a=”);

b=input(“b=”);

while  a＜＞b

if  a＞=b

a=a-b;

else

b=b-a

end

end

print  a

end

A.求a/b的余数                                  B.求a，b的最小公倍数

C.求a被b整除的商                              D.求a，b的最大公约数

A.134-36=98                                     B.134=3×36+26

C.先除以2，得到18与67                         D.134÷36=3(余26)

A.4                  B.12                  C.16                  D.8