proof of sin(A+B)= sinAcosB+cosAsinB
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Answered by
1
Answer:
These are basic formulaes based on observation, don't try to prove it. Just apply it.
Answered by
0
Answer:
Step-by-step explanation:
sin(A+B)=sinAcosB+cosAsinB
using sin(A+B)=sinAcosB+cosAsinB
sinAcosB+cosAsinB=sinAcosB+cosAsinB
hence proved
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