[{"question":"y = x, y\u00b4 =","answers":["0","1","x","2x"],"correct":"1","order":"1"},{"question":"y = 4x2 , y \u00b4 =","answers":["0","4x","8x","8x2"],"correct":"8x","order":"2"},{"question":"y = 2x3 - 4x2 + 3x - 5","answers":["y\u00b4=","6x2 - 8x + 3","6x2 + 8x + 3","18x2 - 8x + 3"],"correct":null,"order":"3"},{"question":"y = 3x + sinx - 4cosx, y\u00b4 =","answers":["3x + cosx + 4sinx","3 - cosx + 4sinx","3 + cosx - 4sinx","3 + cosx + 4sinx"],"correct":"3 + cosx + 4sinx","order":"4"},{"question":"y = sin(x2 + x), y\u00b4 =","answers":["sin(x2 + x)(2x + 1)","cos(x + x)(2x + 1)","cos(x2 + x)(2x - 1)","cos(x2 + x)(2x + 1)"],"correct":"cos(x2 + x)(2x + 1)","order":"5"},{"question":"y = sin(x2 + 5x + 6), y\u00b4 =","answers":["cos(x2 + 5x - 6)(2x + 5)","cos(x2 + 5x + 6)(2x + 5)","cos(x2 + 5x + 6)(2x - 5)","sin(x2 + 5x + 6)(2x + 5)"],"correct":"cos(x2 + 5x + 6)(2x + 5)","order":"6"},{"question":"f(x) = ln(x2 + 3), f\u00b4(x) =","answers":["2x\/(x2 + 3)","2x\/x2 + 3","2x(x + 3)","2x(x2 + 3)"],"correct":"2x\/(x2 + 3)","order":"7"},{"question":"y = (x+1).\u221a(x2+1), y\u00b4=","answers":["(2x2+x+1)\/(\u221a(x2-1)","(2x+x+1)\/(\u221a(x2+1)","(2x2+x+1)\/(\u221a(x2+1)","(2x2+x+1).(\u221a(x2+1)"],"correct":"(2x2+x+1)\/(\u221a(x2+1)","order":"8"},{"question":"y = (lnx3)3, y\u00b4=","answers":["(9\/x)(lnx3)2, x < 0","(9\/x)(lnx3)2, x > 0","9x(lnx3)2, x > 0","(9\/x)(lnx2)3, x > 0"],"correct":"(9\/x)(lnx3)2, x > 0","order":"9"},{"question":"y = 1\/x5, y\u00b4=","answers":["5\/x6","(-)5\/x6","(-)6\/x5","6\/x5"],"correct":"(-)5\/x6","order":"10"}]