Question
Let theta be an angle in quad III such that sec theta = -13/5. Find the exact values of cot theta and sin theta?
Thank you!!!
Thank you!!!
Answers
Reiny
sec Ø = -13/5 in quad II
so cosØ = -5/13
x = -5, r = 13 and y = +12
sinØ = 12/13
cotØ = -5/12
so cosØ = -5/13
x = -5, r = 13 and y = +12
sinØ = 12/13
cotØ = -5/12