How do you multiply #4x^2y(-x^2-x+10)#?
1 Answer
Feb 9, 2017
Explanation:
Multiply each term in the bracket by
#4x^2y#
#rArrcolor(red)(4x^2y)(-x^2-x+10)#
#=(color(red)(4x^2y)xx-x^2)+(color(red)(4x^2y)xx-x)+(color(red)(4x^2yxx10))#
#=-4x^4y+(-4x^3y)+40x^2y#
#=-4x^4y-4x^3y+40x^2y#