2
1
0
-1
-2
Correct answer is A
Note: sin 20° = cos 70° hence
\frac{\sin 20}{\cos 70} = 1
Also, cos 65° = sin 25°
\frac{\cos 65}{\sin 25} = 1
\therefore \frac{\sin 20}{\cos 70} + \frac{\cos 65}{\sin 25}
= 1 + 1
= 2
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