SOLUTION: sin(Pi/4-B)=
Sin(45-B)=
Sin(45)*Cos(B)-Cos(45)*Sin(B)
after this point i am completely lost. Please and thank you.
Algebra.Com
Question 999103: sin(Pi/4-B)=
Sin(45-B)=
Sin(45)*Cos(B)-Cos(45)*Sin(B)
after this point i am completely lost. Please and thank you.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
sin(Pi/4-B)=
Sin(45-B)=
Sin(45)*Cos(B)-Cos(45)*Sin(B)
-----------
You didn't say what you want to do, but
sin(45) = cos(45) = sqrt(2)/2
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