Question

y^2-9

Answer the question fastly​

Answer 1

Answer:

(y+3) (y-3)            

using the identity a^2 - b^2 = (a+b)(a-b)      

where a = y and b = 3

Answer 2

Answer:

(y-3) (y+3)

Step-by-step explanation:

2−9

2+3−3−9