Math, asked by dhanrajchaudhari0123, 5 months ago

7. Factorise the following using identities. (3x + 7)² - y⁴

Answers

Answered by devindersaroha43

0

Answer:

Step-by-step explanation:

Identity used is (a+b)(a-b)=a²-b²

Step-by-step explanation:

(3x+7)²-y⁴

=(3x+7)²-(y²)²

=(3x+7+y²)(3x+7-y²)

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