计算（4x3y2z-1）-2•5（xy-2z3）2的结果为516x-4y-8z8516x-4y-8z8．

Question

计算（4x³y²z^-1）^-2•5（xy^-2z³）²的结果为

(5)/(16)x^-4y^-8z⁸

(5)/(16)x^-4y^-8z⁸

．

Answer 1

（4x³y²z^-1）^-2•5（xy^-2z³）²=(1)/(16)x^-6y^-4z²•5x²y^-4z⁶=(5)/(16)x^-4y^-8z⁸．
故答案为(5)/(16)x^-4y^-8z⁸．