How do you simplify #7rs(4r^2+9s^3-7rs)#?
1 Answer
Oct 31, 2016
Explanation:
Distribute the bracket by multiplying each term in the bracket by 7rs.
#rArrcolor(red)(7rs)(4r^2+9s^3-7rs)#
#=(color(red)(7rs)xx4r^2)+(color(red)(7rs)xx9s^3)+(color(red)(7rs)xx(-7rs))#
#=28r^3s+63rs^4-49r^2s^2#
