Question 2. Factorize the expression 9 x y -12 x 2 y + 18y 2
Question 2. Factorize the expression
Factorization methods —
In this expression 3y is common among all three terms ;
So, 3y and are two factors of given expression.
If we multiply 3y with (3x+4×2+6y), then we will get the original expression