(5x⁶y²)³ * (-x⁸y⁷)² : (-0,2x¹⁵y¹⁰)² - 10x⁴ =
= 5³x¹⁸y⁶ * x¹⁶y¹⁴ : 0,2²x³⁰y²⁰ - 10x⁴ =
= 125x¹⁸⁺¹⁶y⁶⁺¹⁴ : 0,04x³⁰y²⁰ - 10x⁴ =
= 125x³⁴y²⁰ : (1/25)x³⁰y²⁰ - 10x⁴ =
= (125*25/1)x³⁴⁻³⁰y²⁰⁻²⁰ - 10x⁴ =
=(125 * 25)x⁴y⁰ - 10x⁴ =
= 3125x⁴ - 10x⁴ = 3115x⁴
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(5x⁶y²)³ * (-x⁸y⁷)² : (-0,2x¹⁵y¹⁰)² - 10x⁴ =
= 5³x¹⁸y⁶ * x¹⁶y¹⁴ : 0,2²x³⁰y²⁰ - 10x⁴ =
= 125x¹⁸⁺¹⁶y⁶⁺¹⁴ : 0,04x³⁰y²⁰ - 10x⁴ =
= 125x³⁴y²⁰ : (1/25)x³⁰y²⁰ - 10x⁴ =
= (125*25/1)x³⁴⁻³⁰y²⁰⁻²⁰ - 10x⁴ =
=(125 * 25)x⁴y⁰ - 10x⁴ =
= 3125x⁴ - 10x⁴ = 3115x⁴