Math, asked by adityasainityyy88, 9 months ago

Factorise each of the following: 16 (x + y)² – 25 (x – 3y)² using identites

Answers

Answered by PRAGYANking

2

Answer:

-9x² + 91y²

Step-by-step explanation:

16(x + y)² - 25(x - 3y)²

16x² + 16y² - 25x² + 75y²

16x² - 25x² +16y² +75y²

- 9x² + 91y²

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