Math, asked by rinagohain5, 4 months ago

using factorisation method
81xsquare-125=0

Answers

Answered by singhramkrishna97

1

Answer:

81 x² - 125 =0

(9x)² -(5)² = 0

(9x +5) (9x -5) =0

x = -5/9 , 5/9

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