当前位置: X题卡 > 所有题目 > 题目详情

计算:(4y-1)(y-5)

查看本题答案

你可能感兴趣的试题

if(x>0)y=1;   else if(x= =0)y=0;       else y=-1;  y=0;   if(x>0)y=1;   else if(x<0)y=-1;  y = 0;   if (x> = 0)     if (x>0) y = 1;   else y = -1;  if ( x > = 0)    if ( x>0)y = 1;    else y = 0;   else y = -1;  
Y1RQY2RQY3Y4Y5Y6Y7  Y1aY2aY3Y4Y5Y6Y7  Y1aY2Y3Y4Y5Y6aY7  Y1RQY2Y3Y4Y5Y6RQY7  
Y1-RQ-Y2,RQ-Y3-Y4,Y5-Y6-Y7  Y1-a-Y2,a-Y3-Y4,Y5-Y6-Y7  Y1-a-Y2,Y3-Y4-Y5,a-Y6-Y7  Y1-RQ-Y2,Y3-Y4-Y5,QR-Y6-Y7  
x=4,y=4,a=1  x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=4,a=1  
if(x>0)y=1;   else if(x= =0)y=0;       else y=-1;  y=0;   if(x>0)y=1;   else if(x<0)y=-1;  y = 0;   if (x> = 0)     if (x>0) y = 1;   else y = -1;  if ( x > = 0)    if ( x>0)y = 1;    else y = 0;   else y = -1;  
x=4,y=4,a=1  x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=,a=1  
Y1RQY2RQY3Y4Y5Y6Y7  Y1aY2aY3Y4Y5Y6Y7  Y1aY2Y3Y4Y5Y6aY7  Y1RQY2Y3Y4Y5Y6RQY7  
x=4,y=4,a=1  x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=4,a=1  
x=4,y=4,a=1  x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=4,a=1  
Y1RQY2RQY3Y4Y5Y6Y7  Y1aY2aY3Y4Y5Y6Y7  Y1aY2Y3Y4Y5Y6aY7  Y1RQY2Y3Y4Y5Y6RQY7  
x=4,y=4,a=1  x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=4,a=1  

A) x=4,y=4,a=1  
x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=4,a=1  
if(x>0)y=1;   else if(x= =0)y=0;       else y=-1;  y=0;   if(x>0)y=1;   else if(x<0)y=-1;  y = 0;   if (x> = 0)     if (x>0) y = 1;   else y = -1;  if ( x > = 0)    if ( x>0)y = 1;    else y = 0;   else y = -1;  
(x+1)(x+4)=x2+5x+4  (y+4)(y-5)=y2+9y-20   (m+2)(m-3)=m2-m-6  (x-3)(x-6)=x2-9x+18  
Y1-RQ-Y2,RQ-Y3-Y4,Y5-Y6-Y7  Y1-a-Y2,a-Y3-Y4,Y5-Y6-Y7  Y1-a-Y2,Y3-Y4-Y5,a-Y6-Y7  Y1-RQ-Y2,Y3-Y4-Y5,Y6-RQ-Y7  
x=4,y=4,a=1  x=5,y=5,a=1  x=5,y=4,a=3  x=5,y=4,a=1