Question

If 1+cos 2x/1- cos 2x = sec^2 x then the value of cos^2 x = √a - √b/ c where a, b, c N and 'c' is prime . The value of (a+b+c) is
(1) 7
(2) 8
(3) 9
(4) 10​

Answer 1

Answer:

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Step-by-step explanation:

it will not have the time and effort