(√75/3-√1/8)-2(√0.5+√1/3)=
1个回答
是√75/3还是√(75/3)呢?
就当第一种吧
原式=5√3/3-√[1/2×(1/2)^2]-√2-2√3/3
=√3-√2/4
相关问题
(√75/3-√1/8)-2(√0.5+√1/3)
1.(5.75-4.75)/[2.5+(0.75*1.25*8) 2.(6.9*3.6*3.5)/(1.25/0.25)
1.75-(-3/8)+(0.5)-(-5/6) +4又2/3)-1/8
计算(1)[3/2−54+154]-0.25-3.75-4.5(2)(-5.2)+3.8-{(-1.2)-[(-0.5)
1/5-(X-3/8)=0.75
3.75-[(-3/8)+(-1/2)-(-5/6)+4又3/2]-0.125
3.2/0.75+3.3/0.75+1/0.75可不可以改写(3.2+3.3+1)/0.75
{3.75-[0.2+ 1/3]*4.5}/[8.05+5.45]=?简算
用简便方法计算.8-4.9-5.1 6.75-(0.9+3.75) 34+1.8+3.66+0.2 0.96-0.28+
按规律填数1.3,1.5,0.75,(),() 2.0.2 0.4 0.6()1() 3.5.6 2.8 ()0.7()