巧算:『125x41』x8=?540x31÷270=?808x125=?
巧算:『125x41』x8=?540x31÷270=?808x125=?
求问lingo大神!model:max=3*x11+9*x12-7*x21-x22-x31+5*x32-6*x41;0.
(125+6)X8=( )x8+( )x8
12x231=132x21,13x341=143x31.=_=
Char s[]="\113vwxyz\x41"; printf("%d\n",strlen(s)); 为什么结果是7
急.求教数学题一道8x{76x125}=?递等式计算,如能巧算的话,就巧算,
7x8=56,表示( )
(5x-15)X8=72
1X8+1=9,12X8+2=98,123x8+3=987,1234x8+4=9876找规律把下面,□填上数字
25%x=16x8分之5,
填空:( )8x891=198x8( )
(0.25+1/4+l/2)x8=