[{"question":"Derivujte: (2 + sin(x))\\'","answers":["cotg(x)","tg(x)","sin(x)","cos (x)"],"correct":"cos (x)","order":"1"},{"question":"Derivujte: [-2 + sin(x)]\\'","answers":["tg(x)","cos(x)","cotg(x)","sin(x)"],"correct":"cos(x)","order":"2"},{"question":"Derivujte: [x + sin(x)]\\'","answers":["1 + sin(x)","1 + tg(x)","1 + cos(x)","1 + cotg(x)"],"correct":"1 + cos(x)","order":"3"},{"question":"Derivujte: [-4 + cos(x)]\\'","answers":["cos(x)","sin(x)","[-sin(x)]","[-cos(x)]"],"correct":"[-sin(x)]","order":"4"},{"question":"Derivujte: [2+ tg(x)]\\'","answers":["1\/[cos^2(x)]","1\/[sin^2(x)]","1\/[tg^2(x)]","1\/[cotg^2(x)]"],"correct":"1\/[cos^2(x)]","order":"5"},{"question":"Derivujte: [sin(7x)]\\'","answers":["7*cotg(7x)","7*sin(7x)","7*tg(7x)","7*cos(7x)"],"correct":"7*cos(7x)","order":"6"},{"question":"Derivujte: [sin(x^5)]\\'","answers":["5*(x^4)*sin(x^3)","5*(x^4)*cos(x^3)","5*(x^4)*tg(x^3)","5*(x^4)*cotg(x^3)"],"correct":"5*(x^4)*cos(x^3)","order":"7"},{"question":"Derivujte: [cos^3(x)]\\'","answers":["[-3*cos(x)*sin(2x)]\/2","[-3*sin(x)*cos(2x)]\/2","[3*sin(x)*cos(2x)]\/2","[3*cos(x)*sin(2x)]\/2"],"correct":"[-3*cos(x)*sin(2x)]\/2","order":"8"},{"question":"Derivujte: [-4 + cotg(x)]\\'","answers":["[-1\/[sin^2(x)]","[-1\/[cotg^2(x)]","[-1\/[tg^2(x)]","[-1\/[cos^2(x)]"],"correct":"[-1\/[sin^2(x)]","order":"9"},{"question":"Derivujte: {(1-2x)^30 + 5*cos(x)}\\'","answers":["60*(1-2x)^29-5*sin(x)","[-60*(1-2x)^29-5*cos(x)]","60*(1-2x)^29-5*cos(x)","[-60*(1-2x)^29-5*sin(x)]"],"correct":"[-60*(1-2x)^29-5*sin(x)]","order":"10"}]