Question

9 by 4 sin inverse of (2√2/3) + 9/4 sin inverse (1/3) = 9pi/8

Answer 1

Answer:

Step-by-step explanation:

Let π = @  

9@/8 - 9/4sin^-1/3 =  

Taking 9/4 common  

9/4 [ @/2 - Sin^-1 1/3 ]  

9/4 Cos^-1 1/3 = 9/4Sin^-1 √8/3  

9/4 Sin^-1 2√2/3