SOLUTION: The question said find the exact value of each of the following under the given conditions
Sin a = 3/5,0 < a < pie/2; cos b= 4 radical97/97,-pie/2<b<0
1.sin (a+b)
2 cos(a+b
Algebra ->
Trigonometry-basics
-> SOLUTION: The question said find the exact value of each of the following under the given conditions
Sin a = 3/5,0 < a < pie/2; cos b= 4 radical97/97,-pie/2<b<0
1.sin (a+b)
2 cos(a+b
Log On
Question 929149: The question said find the exact value of each of the following under the given conditions
Sin a = 3/5,0 < a < pie/2; cos b= 4 radical97/97,-pie/2
1.sin (a+b)
2 cos(a+b)
3 sin (a-b)
4 cos(a-b) Answer by Alan3354(69443) (Show Source):