Question

a(a – 9) = 0
please solve this​

Answer 1

Answer:

a=0 or a =9

Step-by-step explanation:

Hope this will be helpful for you.

Answer 2

a(a-9)= 0

a²-9a =0

(a)²-(3a)²

[ (a)²-(b)² =(a+b)(a-b)]

(a+3b)(a-3b)