Math, asked by anuanu12345, 5 hours ago

Cos (A+B) - sin(AIB)
cos2B
It
-
sing
ein A
cos A
20
Sina
COSB
cos A
then B =

Answers

Answered by vaibhavimohanmane

0

Step-by-step explanation:

If |(cos(A+B),-sin(A+B),cos2B),(sinA,cosA,sinB),(-cosA,sinA,cosB)|=0 then B

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