sin60degree×cos30degree+sin30degree×cos60degree
Answers
Answered by
1
Answer:
Sin60° Cos30° + Cos60° Sin30° = Sin(60+30)° = Sin90° = 1 ans.
Answered by
1
Step-by-step explanation:
sin =30 cos =60 +sin =60= sin 90
sin 30 (90-60) + cos cos(30+60) =sin 90
sin 30 sin 30 + cos30 cos 30= sin 90
sin^2 30 + cos^2 30= sin 90
1=sin90
1=1
Similar questions