Respuesta :

It is given that,

cot (x) = 0

To find the smallest non-negative value for x in degrees:

So that,

[tex]\begin{gathered} \cot (x)=0 \\ \cot (x)=\cot (90^{\circ}) \\ x=90^{\circ} \end{gathered}[/tex]

Hence, the smallest value of x is 90 degrees.