Question
How do I solve for theta in tan theta = -1?
Answers
Damon
What angles have a tangent equal to -1 ?
Well, you know that the tangent of 45 degrees or pi/4 radians is +1
So look in the other quadrants to see where the tangent would be negative at that angle from the x axis.
Well, you know that the tangent of 45 degrees or pi/4 radians is +1
So look in the other quadrants to see where the tangent would be negative at that angle from the x axis.