Question

Which is the degree measure of an angle whose tangent is 3.73?

Answer 1

"Which is the degree measure of an angle whose tangent is 3.73?" <--- another way to say \(\bf tan^{-1}(3.73)\)

Answer 2

notice that if your calculator is in Degrees mode, you'd get a degree value
if in Radians mode, then you'd get a radian value for the angle, both valid of course

Answer 3

so we have