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​

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ong>Step-by-step EXPLANATION:

this is the WAY to SOLVE this. and I think the IST PART is sin75 not sin70.



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