Question

Given that, √2cos(A-B)=1 and 2sin(A+B)=√3 a) Now find out the value of A and B

Answer 1

Answer:

Step-by-step explanation:Here

√2cos(A-B)=1

cos(A-B)=1/√2

Therefore

A-B=45

Now,

2sin(A+B)=√3

sin(A+B)=√3/2

So A+B=60

Adding A-B and A+B we get

2A=115

A=115/2

Therefore

B=25/2