Respuesta :

Answer:

the last one 2x-⁴y⁶

Step-by-step explanation:

-4 : - 2 = 2

x-³ : x = x-³-¹ = x-⁴

y⁴ : y-² = y⁴-(-²) = y⁴+² = y⁶

final

2x-⁴y⁶