velazquezadrian124
velazquezadrian124 velazquezadrian124
  • 02-06-2022
  • Mathematics
contestada

2x^-3 y^-2
——————
4xy^5

2x3 y2 4xy5 class=

Respuesta :

loneguy
loneguy loneguy
  • 02-06-2022

[tex]~~\dfrac{2x^{-3} y^{-2}}{4xy^5}\\\\\\=\dfrac 12\cdot x^{-3-1} \cdot y^{-2-5}~~~~~~~~~~~~~~~~~~~~~~;\left[\dfrac{a^m}{a^n} = a^{m-n}\right]\\\\\\=\dfrac 12\cdot x^{-4} \cdot y^{-7}\\\\\\=\dfrac{1}{2x^4 y^7}~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~;\left[k^{-n} = \dfrac 1{k^n},~ k\neq 0\right][/tex]

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