Question

(1-6z+9z^2) factorisiation​

Answer 1

Answer:

hey mate there's your answer

1-6z+9z^2

9z^2-6z+1

9z^2-3z-3z+1

3z(3z-1)-1(3z-1)

(3z-1)(3z-1)

(3z-1)^2

hope it helps you......................

thank you!!!