Find the values of : cos 600 cos 300
+ sin 600 sin 300
Answers
Answered by
3
Answer:
cos 60° × cos 30° + sin60° + sin 30°
Step-by-step explanation:
cos60°=1/2
cos 30°=√3/2
sin 60°=√3/2
sin30°=1/2
1/2×√3/2+√3/2×1/2
= √3 /4+√3/4
=2√3/4
2√3/4 is the answer.....
Similar questions