Question

Q. Factorize :

(i) 9x^2-4y^2
​

Answer 1

Answer:

(3x)^2-(2y)^2

(3x+2y)(3x-2y)

Step-by-step explanation:

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Answer 2

Answer:

(3x+2y) (3x-2y)

Step-by-step explanation:

9x²-4y²

=(3x)²-(2y)²

=(3x+2y) (3x-2y)

According to identity formula

a²-b² = (a+b) (a-b)