早教吧作业答案频道 -->数学-->
(-0.5)^2001×2^2002-0.5的2001次方×2的2002次方
题目详情
▼优质解答
答案和解析
(-0.5)^2001×2^2002
=-0.5X0.5^2000X2^2000X2^2
=-0.5X4X(0.5X2)^2000
=-2
=-0.5X0.5^2000X2^2000X2^2
=-0.5X4X(0.5X2)^2000
=-2
看了(-0.5)^2001×2^2...的网友还看了以下:
直接写出得数:0.5+0.4=0.90.9;1.4+2.7=4.14.1;8.2+3.7=11.9 2020-04-07 …
6、3.125×(1.6+12/5)÷(5/2-0.625)7/5×1/7×6/13+5/7×1/ 2020-04-07 …
请帮我算下这个数独的答案,{4,2,0,0,9,0,0,0,0}{5,0,7,3,0,0,0,0, 2020-04-26 …
ansys直接建立有限元模型问题finish/clear/prep7n,1,0,0,0n,2,0, 2020-05-17 …
(1+1/5-0.1+2/15)x(0.2-1/10+2/15+3/1/6)-(1+1/5-1/1 2020-05-21 …
0.5x+2\0.03-x=0.3(0.5+2)\0.2-131\12要过程题打错了没加括号是(0 2020-07-17 …
心算.2.5÷0.5=3÷0.5=4.5÷0.09=4.9÷0.7=2÷0.4=0.3÷0.05=0 2020-10-30 …
1)15.5t=18(t-0.5)2)0.5(2x+3)=0.2(4x-1)3)0.5x=1.6+0 2020-10-31 …
一.计算题(一)直接写出得数:0.3+0.57=0.54÷6=2.2×5+9=2.4×0.5=8-0 2020-11-17 …
观察下列各式1/(2^0.5+1)=2^0.5-1,1/(3^0.5+2^0.5)=3^0.5-2^ 2020-11-28 …