How do you simplify #(2x-5)^3?#

1 Answer
Barney V.
Jun 3, 2018

#color(crimson)(8x^3-60x^2+150x-125#

Explanation:

#color(white)(aaaaaaaaaaaaa)##2x-5#
#color(white)(aaaaaaaaaaa)## xx underline(2x-5)#
#color(white)(aaaaaaaaaaaaa)##4x^2-10x#
#color(white)(aaaaaaaaaaaaaaaaa)##-10x+25#
#color(white)(aaaaaaaaaaaaa)##overline(4x^2-20x+25)#
#color(white)(aaaaaaaaaa)##xx 2x-5#
#color(white)(aaaaaaaaaaaaa)##overline(8x^3-40x^2+50x)#
#color(white)(aaaaaaaaaaaaaaaaa)##-20x^2+100x-125#
#color(white)(aaaaaaaaaaaaaa)##overline(8x^3-60x^2+150x-125)#

#color(white)(aaaaaaaaaaaaaa)##color(crimson)(8x^3-60x^2+150x-125)#

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