Question

the roots of the equation 3x^2- 27x=0 are

Answer 1

take out 3x as a common factor

3x(x - 9) = 0

then x = 0, 9

Answer 2

Factorise the left side,
3x^2 - 27x =0
3x (x-9)=0
So, you can get
3x =0 or x-9 =0
Time to work it out yourself :)

Answer 3

thank you !