Question

In Sine (A+B) = √3/2
in sin
ICA-B) = √1/2 (0%<A+B go)
then find A B
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Answer 1

Answer: we know that

sin 60=\frac{\sqrt{3} }{2}23

and

sin 30=\frac{1}{2}21

now a+b=60

     (+)a-b=30

⇒ 2a=90

⇒a=45

substitute value of a in a+b=60

⇒45+b=60

⇒b=15

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