Math, asked by ayeshajabeen9800, 10 months ago

If a²+1/a²=27 then value of a-1/a is

Answers

Answered by bwzprashant1

7

Answer:

5

Step-by-step explanation:

a^2 + 1/a^2 =27

=> a^2 + 1/a^2 -2 = 25

=> ( a- 1/a)^2 = 25

=> a - 1/a = 5

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