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If (y+3)/(2y+5)=sin^2x+2cosx+1, then the...

If `(y+3)/(2y+5)=sin^2x+2cosx+1,` then the value of `y` lies in the interval `(-oo,-8/3)` (b) `(-(12)/5,oo)` `(-8/3,-(12)/5)` (d) `(-8/3,oo)`

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