Math, asked by arishhussainda, 3 months ago

how can we factorise

225x²-16y²​

Answers

Answered by lsssvardhan
1

209

Step-by-step explanation:

 {x}^{2}  -  {y}^{2}  = (x + y)(x - y) \\ (15 + 4)(15 - 4) \\ 19 \times 11 \\ 209

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