Asked by Anonymous

Cot( theta) -1=0
Answered by henry2,
1/Tan(theta)-1 = 0
1/Tan(theta) = 1
Tan(theta) = 1
theta = 45 deg.
Answered by Reiny
Are we solving?
cot Ø = 1
or
tanØ = 1
angle in standard position is 45° or π/4 rads
the tangent is positive in I or III
Ø = 45° or 225°
or
Ø = π/4 or 5π/4