If √3 tan θ = 1 and θ is an acute angle, find the value of sin 3θ + cos 2θ
Answers
Answered by
4
Step-by-step explanation:
√3 tan theeta=1
tan theeta=1/√3=tan 30° [as theeta is acute]
theeta=30°
sin 3 theeta+cos2theeta
=sin 3.30°+cos 2.30°
=sin 90°+cos60°
=1+1/2=3/2
Similar questions