Math, asked by shavi12, 10 months ago

please answer........​

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Answered by Ak4
0

(-2/7)^-4 × ( -5/7)^2

=(-7/2)^4. × (-5/7)^2

= (-7×7×7×7/2×2×2×2) × (-5×5/7×7)

= (-7×7/16) × (-25)

= (-49/16) × (-25)

= 49×25/16

= 76.5625

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