1-(1-0.5)²×1/5×[2+(-3)³]

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/05 11:57:07
1-(1-0.5)²×1/5×[2+(-3)³]

1-(1-0.5)²×1/5×[2+(-3)³]
1-(1-0.5)²×1/5×[2+(-3)³]

1-(1-0.5)²×1/5×[2+(-3)³]
1-(1-0.5)²×1/5×[2+(-3)³]
=1-1/4x1/5x(2-27)
=1-1/20*(-25)
=1+5/4
=2又4分之1