Approximate, to the nearest 0.1∘, all angles θ in the interval [0∘,360∘) that satisfy the equations. If there are no solutions, enter DNE

tan(θ)=−2.3415

my answers
113.13, (180-66.87)
293.13 (360-66.87)

thanks
check my work please

3 answers

looks good to me
oobleck...the computer said wrong...What could I possibly be doing wrong?
thanks
never mind...i got it...it wanted me to drop the 3 at the end

thanks oobleck