【简答题】已知F 1 (-5,0),F 2 (5,0),动点P(x,y)满足|PF 1 |-|PF 2 |=10,则动点P的轨迹方程是______.
【单选题】某企业于年初存入银行10 000元,期限为5年,假定年利息率为12%,每年复利两次。已知(F/P,6%0,5)=1.3382, (F/P,6%,10)=1.7908, (F/P,12%,5)=1.7623,(F/P,12%,10)=3.1058,则第5年末可以收到的利息为( )元。
【单选题】Morning exercises will ____ good to your health. You should keep early to bed and early to rise
A.
111. Morning exercises will ____ good to your health. You should keep early to bed and early to rise. A.do
【单选题】已知点F 1 (-5 ,0 ),F 2 (5 ,0) 且有|PF 1 |+|PF 2 |=10 ,则点P的轨迹是 [ ]
【单选题】. Early to bed and early to rise ______ a man healthy, happy and wise.
【单选题】early to bed and early to rise( )a man healthy, wealthy and wise.
【单选题】已知(P/F,10%,5)=0.6209, (F/P,10%,5)=1.6106, (P/A,10%,5)=3.7908,(F/A,10%,5)=6.1051。那么,偿债基金系数为( )。
【单选题】. Early to bed and early to rise _____ a man healthy , wealthy and wise .
【简答题】长江流域亚热带气候区常见的设施蔬菜栽培茬口类型有 、 、大棚多重覆盖越冬栽培和遮阳网、防雨棚越夏栽培。
【简答题】已知unsigned char duanma[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};则执行语句P0=duanma[19%10];后,P0= 。