Evaluate: 4/3tan2120° + 3sin2300° – 2cosec2240°- cot260°
Now tan 120° = tan (180° – 60°)
= -tan 60°
= -√3 sin 300° = sin (360° – 60°)
= – sin 60° = -√3/2
cosec 240° = cosec (180° + 60°)
= – cosec 60° = -2/√3