kimcita763 kimcita763
  • 29-09-2021
  • Mathematics
contestada

expand : (x-2y) cube​

Respuesta :

edsheeran14
edsheeran14 edsheeran14
  • 29-09-2021

Answer:

Xcube- 8(ycube) - 6(xsquare)y+12x(ysquare)

Step-by-step explanation:

(x-2y)^3 = x^3 +(-2y)^3+3(x^2)(-2y)+3(x) (-2y)^2

=x^3 -8y^3-6x^2×y+12xy^2

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