Posted by **amaa** on Friday, November 30, 2012 at 9:19pm.

Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer.

tan θ = − sqrt 3/3

- precalculus -
**Reiny**, Friday, November 30, 2012 at 11:05pm
tanØ = -√3/3

from the 30-60-90 triangle, you should recognize that tan 30° = 1/√3 = √3/3

or , using your calculator find tan^1 (√3/3) to get 30°

but the tangent is negative in II and Iv

so Ø = 150°

or Ø = 330°

check with your calculator, it is correct

## Answer this Question

## Related Questions

- precalculus - Find all solutions of the given equation. (Enter your answers as a...
- precalculus - Solve the given equation. (Enter your answers as a comma-separated...
- precal - Solve the given equation. (Enter your answers as a comma-separated list...
- precalculus - Solve the given equation. (Enter your answers as a comma-separated...
- precal - Solve the given equation. (Enter your answers as a comma-separated list...
- calculus - Solve the given equation. (Enter your answers as a comma-separated ...
- precal - Find all solutions of the given equation. (Enter your answers as a ...
- precal - Solve the given equation. (Enter your answers as a comma-separated list...
- precalculus - Use a Double- or Half-Angle Formula to solve the equation in the ...
- trig - Find all angles θ between 0° and 180° satisfying the given equation...