Question

Find θ for the given trigonometric function. cos θ= 0.8317

Answer 1

`cos(\theta)=0.8317`

Take the inverse cosine of both sides:

`\begin{gathered} cos^(-1)(cos(\theta))=cos^(-1)(0.8317) \\ so: \\ \theta=33.726 \end{gathered}`

Answer:

33.726