Math, asked by mitsukifan, 2 months ago

Simplify the following algebraic expression.

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Answers

Answered by chinnicherry09

1

Answer:

hence required answer is-48/16807

Step-by-step explanation:

7^b ( 1/7^2 -1) / 7^b × 7^ 3

=( 1/49 - 1 ) / 7^3

= (1-49)/49. ÷ 343

=-48 /16807

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