设y1=40.9,y2=80.48,y3=(12)−1.5,y1=40.9,y2=80.48,y3=(12)−1.5,则( )。单项选择题选项:
A.y3>y1>y2y3>y1>y2 B.y2>y1>y3y2>y1>y3 C.y1>y3>y2y1>y3>y2 D.y1>y2>y3y1>y2>y3正确答案C
设y1=40.9,y2=80.48,y3=(12)−1.5,y1=40.9,y2=80.48,y3=(12)−1.5,则( )。单项选择题选项:
A.y3>y1>y2y3>y1>y2 B.y2>y1>y3y2>y1>y3 C.y1>y3>y2y1>y3>y2 D.y1>y2>y3y1>y2>y3正确答案C