1.

If sin (A+B) =sin Acos B+cosA sinB and cos (A-B) = cosA cosB+sinA sinB . Find the value of(1)sin 70⁰(2)cos 15⁰​

Answer»

Step-by-step EXPLANATION:

this is the way to SOLVE this. and I THINK the IST part is sin75 not sin70.



Discussion

No Comment Found

Related InterviewSolutions