Question

factorize by the identity a^2-b^2= (a+b) (a-b)

y^2 - y/9​

Answer 1

Answer:

Given,

y² - y/9

Step-by-step explanation:

a² = y²

b² = y/9

Lets find a & b,

a = √y² = y

b = √y/9 = √y/3

Now using identity,

(a+b) (a-b)

(y+√y/3) (y-√y/30)