Let `A=|1sintheta1-sintheta1sintheta-1-sintheta1|,` where `0lt=thetalt=2pidot` Then `D e t(A)=0` (b) `D e t(A) in (2,oo)` `D e t(A) in (2,4)` (d) `D e t(A) in [2,4]`

Let A=|(1,sintheta,1),(-sintheta,1,sintheta),(-1,-sintheta,1)|, where 0lt=thetalt=2pidot Then D e t(A)=0 (b) D e t(A) in (2,oo) D e t(A) in (2,4) (d) D e t(A) in [2,4]

Let A=|[1,sintheta,1],[-sintheta,1,sintheta],[-1,-sintheta,1]|, where 0lt=thetalt=2pidot Then (a) D e t(A)=0 (b) D e t(A) in (2,oo) (c) D e t(A) in (2,4) (d) D e t(A) in [2,4]

Let A=[1sintheta1-sintheta1sintheta-1-sintheta1] , where 0lt=thetalt=2pi . Then (A) D e t(A)" "=" "0 (B) D e t(A) in (2,oo) (C) D e t(A) in (2," "4) (D) D e t(A) in [2," "4]

Let A=|[1,sintheta,1],[-sintheta,1,sintheta],[-1,-sintheta,1]|, where 0lt=thetalt=2pidot Then

Let A=|[1,sintheta,1],[-sintheta,1,sintheta],[-1,-sintheta,1]|, where 0lt=thetalt=2pi . Then

Let A=[[1,sintheta,1],[-sintheta,1,sintheta],[-1,-sintheta,1]] , where 0lt=thetalt=2pi . Then (A) D e t(A) = 0 (B) D e t(A) in (2,oo) (C) D e t(A) in (2, 4) (D) D e t (A) in [2, 4]

Let A = [[1,sintheta,1],[-sintheta,1,sintheta],[-1,-sintheta,1]], where 0lethetale2pi Then :

Let A=[{:(1,sintheta,1),(-sintheta,1,sintheta),(-1,-sintheta,1):}] where 0lethetalepi then

Let A = [[1,Sintheta,1],[-Sintheta,1,Sintheta],[-1,-Sintheta,1]] , where 0 lethetale2pi Then