tangent is negative and sine is positive in quadrant 2
so opposite =1 and hypotenuse = 4
then adjacent is - sqrt( 4^2 - 1^2) = - sqrt(16-1) = -sqrt(15)
so cosine is -sqrt(15)/4
then tangent is -1/sqrt(15) = -sqrt(15)/15
cosecant is 4, secant is -4/15 * sqrt(15), and cotangent is -sqrt(15)