Math, asked by mathematics1241, 1 year ago

factorise 9/25y^2-49/4z^2

Answers

Answered by royalbhumiharsumant
9

Step-by-step explanation:

9/25y² - 49/4z²

(3/5y)² - (7/2z)²

(3/5y + 7/2z) (3/5y - 7/2z)

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