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त्रिकोणमिति
Trigonometry
Question 24 of 36
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Question 24
sec 45° का मान क्या है?
A. (a) 2
B. (b) √2
C. (c) 1
D. (d) 1/√2
Explanation sec 45° = 1/cos 45° = 1/(1/√2) = √2।