Question

if sin (A+2b)= 1/2 , cos(A+4b)=1/√2B Find A+B

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Answer 1

Step-by-step explanation:

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Answer 2

Answer:

A+2B= sin^-1(1/2)=30 ....1

A+4B=45 ....2

substrate eq 1 from 2 we get

A+B = 22.5