If sec A = 2x and tan A =2/x, find the value of 2(x^2-1/x^2).

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asked Mar 12, 2018 in Mathematics by Golu (37,045 points) 19 146 419

If sec A = 2x and tan A =2/x, find the value of 2(x2-1/x2).

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answered Mar 12, 2018 by faiz (82,347 points) 6 6 11
 
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The correct answer is-

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