If cos(A+B)=0 and cot(A-B)= root 3
Answers
Answered by
0
Step-by-step explanation:
I hope this will help you!!
Attachments:
Answered by
1
Answer:
cos (a+b)=0
cos (a+b)=cos90
a+b=90 ------------------(1)
cot (a-b)=^3
cos (a-b)=cos 30
a-b=30---------------------(2)
from 1
a=90-b
put the value of a in 2
90-b-b=30
90-2b=30
-2b=-60
b=30
put the value of b in 1
a+30=90
a =60
the value of a is 60 and the value of b is 30
Similar questions