Asked by Anna
Can someone show me the steps to solve this problems..
18s^2 + 72s = 0
and
x^3 - 5x^2 - 66x = 0
18s^2 + 72s = 0
18s*(s + 4)=0
set both terms equal to zero.
x^3 - 5x^2 - 66x = 0
x*(x^2 - 5x - 66 )= 0
factor the second term (11,6)
18s^2 + 72s = 0
and
x^3 - 5x^2 - 66x = 0
18s^2 + 72s = 0
18s*(s + 4)=0
set both terms equal to zero.
x^3 - 5x^2 - 66x = 0
x*(x^2 - 5x - 66 )= 0
factor the second term (11,6)