Question

If sin(A-B) =1/2 and cos(A+B)=1/2 , 0⁰<A+B≤90⁰ ,find A and B.
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Answer 1

Answer:

A=45 and B=15

Sin(A-B)=30

A-B=30.............(i)

Cos(A+B)=60

A+B=60...........(ii)

Now eliminate B By adding both equations

A-B=30.........(i)

A+B=60.........(ii)

By eliminating you'll get A=45 and then,

B=60-45

=15

Answer 2

Answer:

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Step-by-step explanation:

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