Question

а^2 + ба + 9 factorise​

Answer 1

Answer: (a+3)^2

Step-by-step explanation:

a^2+6a+9

a^2+3a+3a+9

a(a+3)+3(a+3)

(a+3)(a+3)

(a+3)^2

or use identity (a+b)^2=a^2+2ab=b^2

using this ur answer would be

(a)^2+2*a*3+(3)^2

(a+3)^2

.,.... please mark as brainliest....!!!

hope it helps

Answer 2

a²+6a+9=0

=)a²+3a+3a+9=0

=)a(a+3)+3(a+3)=0

=)(a+3)(a+3)=0