y⁾=(3- 5x⁴+ ⁸√x⁵ - 1/x²)⁾ =( 3- 5x⁴+ x⁵/⁸ - x⁻² )⁾ =
= 0 -5*4x⁴⁻¹ +(5/8) x⁽⁵/⁸⁾⁻¹ - (-2)* x⁻²⁻¹ =
= -20x³+ (5/8) x⁻³/⁸ + 2 x⁻³ = -20x³+ 5/(8 ⁸√x³) + 2/ x³
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y⁾=(3- 5x⁴+ ⁸√x⁵ - 1/x²)⁾ =( 3- 5x⁴+ x⁵/⁸ - x⁻² )⁾ =
= 0 -5*4x⁴⁻¹ +(5/8) x⁽⁵/⁸⁾⁻¹ - (-2)* x⁻²⁻¹ =
= -20x³+ (5/8) x⁻³/⁸ + 2 x⁻³ = -20x³+ 5/(8 ⁸√x³) + 2/ x³