|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值

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|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值2x-y

|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值
|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值

|2x-y|与(y-1)4次方互为相反数,求(x-y)3次方的值
2x-y=0;y-1=0
x=1/2;y=1
原式=(-1/2)的3次方=-1/8