Sin ( pi/4 - B) = Please explain!

asked May 28, 2019 163k views

2 votes

Sin ( pi/4 - B) =

Please explain!

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4 votes

Answer:

sqrt2/2 ( cos b - sin b)

Explanation:

I know thats the answer but I have no idea how you solve to get it. Im looking for help too.

SmartTree answered Jun 3, 2019

8.1k points

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