Question

cos(A+B) =1/2 cos(A-B) =root3​

Answer 1

a-45 ..... b-15

Step-by-step explanation:

cos(a+b) =1/2

a+b= 60 ----1

x

cos(a-b) = √3

a-b = 30 -----2

frrom eq 1and 2

2a= 90

a= 45

put value of b in eq 1

45+b= 60

b= 60-45

b= 15

Answer 2

Answer:

follow aako enne plss......