If cos x + sec x = 2 then...
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Cos x + Sec x = 2
Cos x + 1/Cos x = 2 (since Cos is reciprocal of Sec)
Cos^2 x - 2 Cos x + 1 = 0
Cos x = 1
where x = 0
Now Cos^n 0 + Sin^n 0 = 1 + 1 = 2
Answer: Option C ....... 2
Cos x + 1/Cos x = 2 (since Cos is reciprocal of Sec)
Cos^2 x - 2 Cos x + 1 = 0
Cos x = 1
where x = 0
Now Cos^n 0 + Sin^n 0 = 1 + 1 = 2
Answer: Option C ....... 2
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