Question

4x²/9 - y²/16 factories​

Answer 1

Answer:

4x²/9 - y²/16

= (2x/3)² - (y/4)²

By, using identity a²- b² = (a+b)(a-b) , we get-

= (2x/3+y/4) (2x/3-y/4)

Step-by-step explanation:

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