Question 1057346
tan*cot = sec*csc
1 = sec*csc
sin*cos = 1
sin*sqrt(1-sin^2) = 1
sin^2*(1-sin^2) = 1
sin^4 - sin^2 + 1 = 0
Sub x for sin^2
x^2 - x + 1 = 0
No real number solution.