Question

Помогите решить пример

Answer 1

$8x^{3} y^{4} *(-0.5 x^{2} x^{5} )^{3} =8x^{3} y^{4} *(-0.5 x^{7} )^{3} =8x^{3} y^{4} *(-(0.5 x^{7} )^{3} ) =-8x^{3} y^{4}*0.5^{3} *(x^{7} )^{3} =-8x^{3} y^{4}*( frac{1}{2} )^{3} * x^{21} =-8x^{3} y^{4}* frac{1}{8} x^{21} =- x^{3} y^{4} x^{21} =- x^{24} y^{4}$