SOLUTION: tan x=-1, -3pi < x < 3pi

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Question 1100440: tan x=-1, -3pi < x < 3pi
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
tan x=-1 -3pi < x < 3pi
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x = pi/4
Tan is negative in Q2 and Q4

Answer by ikleyn(52832) About Me  (Show Source):
You can put this solution on YOUR website!
.
then x = -2.25%2Api, -1.25%2Api, -0.25%2Api, 0.75%2Api, 1.75%2Api, 2.75%2Api.


General formula for this interval is  x = 0.75%2Api+%2B+k%2Api, k = -3, -2, -1, 0, 1, 2.


Angle x is in QII and in QIV.