initial-value problem

Solve the inital value problem (2+1)y + y =-1, y(0) =1 Oly= - tan (tan 'x - 7) 0 2 y= cot (cot 1 2 + ) 0 3 1 = tan (tan 2+") 4 None of the above 0 5. y= - cot ( cot. ' x -) 0 6. y= - tan (tan lat 0 7 y = tan (tan 'x - 7) 0 8 y= cot (cot 1 x -)