(-1又5分之2)2-(-0.1)3-丨-7分之2丨2-3(3)÷(-3)2-3分之1×(-3)3(-2)2·(-3)2-(-3)2×(-2)36×(-2)2÷(-2(3))-2(3)÷9分之4×(-3分之2)×(-2)3分之1

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/11 17:02:15
(-1又5分之2)2-(-0.1)3-丨-7分之2丨2-3(3)÷(-3)2-3分之1×(-3)3(-2)2·(-3)2-(-3)2×(-2)36×(-2)2÷(-2(3))-2(3)÷9分之4×(-3分之2)×(-2)3分之1

(-1又5分之2)2-(-0.1)3-丨-7分之2丨2-3(3)÷(-3)2-3分之1×(-3)3(-2)2·(-3)2-(-3)2×(-2)36×(-2)2÷(-2(3))-2(3)÷9分之4×(-3分之2)×(-2)3分之1
(-1又5分之2)2
-(-0.1)3
-丨-7分之2丨2
-3(3)÷(-3)2
-3分之1×(-3)3
(-2)2·(-3)2
-(-3)2×(-2)3
6×(-2)2÷(-2(3))
-2(3)÷9分之4×(-3分之2)×(-2)3分之1

(-1又5分之2)2-(-0.1)3-丨-7分之2丨2-3(3)÷(-3)2-3分之1×(-3)3(-2)2·(-3)2-(-3)2×(-2)36×(-2)2÷(-2(3))-2(3)÷9分之4×(-3分之2)×(-2)3分之1
(-1又5分之2)2
=(-7/5)^2
=49/25
-(-0.1)3
=(0.1)^3
=0.001
-丨-7分之2丨2
=-(2/7)^2=-4/49
-3(3)÷(-3)2
=-9/9=-1
-3分之1×(-3)3
=(1/3)*27=9
(-2)2·(-3)2
=4*9=36
-(-3)2×(-2)3
=-9*(-8)=9*8=72
6×(-2)2÷(-2(3))
=6*4/(-6)=-4
-2(3)÷9分之4×(-3分之2)×(-2)3分之1
=-6*9/4*(-2/3)*(-2/3)=-6

(-1又5分之2)2==(-7/5)2=14/5
-(-0.1)3=0.3
-丨-7分之2丨2=-2/7*2=4/7
-3(3)÷(-3)2=-9÷-6=3/2
-3分之1×(-3)3=1/3*9=3
(-2)2·(-3)2=24
-(-3)2×(-2)3=-36
6×(-2)2÷(-2(3))=4
-2(3)÷9分之4×(-3分之2)×(-2)3分之1=-6