Math, asked by nazmusmondal4698, 10 months ago

Factorisez 25 x cube y- 81xy

Answers

Answered by dhanalakshmis2524

1

Answer:

Step-by-step explanation:

25x³y - 81 xy = xy (25x² - 81)

= xy [ (5x)² - 9² ]

= xy ( 5x +9) (5x - 9)

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