If 2^((2pi)/sin^(-1)x)-2(a+2)^(pi/sin^(-...

If `2^((2pi)/sin^(-1)x)-2(a+2)^(pi/sin^(-1)x)+8a<0` for at least one real `x ,` then
(a) `1/8lt=a<2`
(b) `a<2`
(c) `a in R-{2}`
(d) `a in [0,1/8]uu(2,oo)`

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