Asked by stellar
Find all angles θ between 0° and 180° satisfying the given equation. (Enter your answers as a comma-separated list. Round your answers to one decimal place.)
cos θ = 1/7
cos θ = 1/7
Answers
Steve
cosine is positive in QI and QIV
Find θ such that cos θ = 1/7
It is the only angle between 0° and 180° whichc has such a positive cosine value.
Find θ such that cos θ = 1/7
It is the only angle between 0° and 180° whichc has such a positive cosine value.
Daniel
8.2,171.8 degrees