Question

Write the first trigonometric function in terms of the second for in the given quadrant calculator

Answer 1

Answer:

Step-by-step explanation:

tanθ

in terms of cosθ

in quadrant III

I suppose that using the second pythagorean identity: tan2θ+1=sec2θ

I have a general idea of how to manipulate this equation... but I am stuck in terms of arriving at the correct answer. This is as far as I have gotten:

I feel very lost going from here. I probably didn't even head in the right direction to begin with. I would prefer a hint to set me on the right path rather than a direct answer.