text: minus 9, which is nothing but square root of 16, which is equal to 4. Okay, which is equal to 4. So, ಏನು ಬರುತ್ತೆ ಇದರಲ್ಲಿ cosecant x is nothing but 5/3. Okay, so then it is tan x is nothing but 3 minus 3/4. This is minus 4/3.