khatrijay1998 Asked: December 2022 Find: ()X(1)73 8EXERCISE 9.21. Find the sum:(11)_9 22+10 155(21)5 343 54-3(vi)2+ 035-8 (-2)19 57+(iv)+(v)-1191 3(vi) -2 +43 52. Find-657 1724 3613 (13)(1)(ii)13216315-3 7(iv)(v) -28113. Find