CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

If A=60 and B=30, verify that :
sin(A+B)=sinAcosB+cosAsinB.

Open in App
Solution

sin(A+B)=sinAcosB+cosAsinB
If A=60 and B=30, then
To verify : sin90=sin60cos30+cos60sin30
RHS:sin60cos30+cos60sin30
=(32)×(32)+(12)×(12)
=(34)+(14)
=44
=1
=sin90
=LHS.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Transformations
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon