Question

Find the roots in the interval -180≤Ɵ≤180 of the following equation
a) tan 3/4 Ɵ=0.5
b) sin 2/5 Ɵ°=-0.3

Answer 1

so the question is

\[\tan(\frac{3}{4} \theta)= 0.5\]

Answer 2

yes

Answer 3

find the arc tan

\[\frac{3}{4} \theta = \tan^{-1}(0.5)\]

Answer 4

wow..thanks..i got it