Question

sec60° = 

(A) 1 

(B) 2 

(C) 1/2

(D) 0

Answer 1

Correct option is (B) 2

\(\sec\theta = \frac 1 {\cos \theta}\)

\(\sec60^\circ = \frac 1{\cos 60^\circ}\)

\(\sec60^\circ = \frac 1{\frac 12}\)

\(\therefore \sec60^\circ = 2\)

Answer 2

sec60° =  (B) 2