(ii)
cos 30° + sin 60°/
1+ sin 30° + cos 60°
= cos 30°
Answers
Answered by
3
Step-by-step explanation:
( cos30° + sin60° ) / ( 1+ sin30° + cos 60°)
= (√3/2 +√3/2)/(1+ 1/2+1/2)
=( 2√3/2) /(4/2)
= √3/2
= cos30° ( proved)
Similar questions