How do you simplify #x(x^2 + 6x - 7)#?
1 Answer
Jan 20, 2017
Explanation:
Each term in the bracket is
#color(blue)"multiplied"# by x. This is called the#color(blue)"distributive law".#
#rArrcolor(red)(x)(x^2+6x-7)#
#=(color(red)(x)xx x^2)+(color(red)(x)xx6x)-(color(red)(x)xx7)#
#=x^3+6x^2-7x#
