Use a Calculator to Give the Value to the Nearest $$\theta = \tan ^ { - 1 } ( 0.5774 )$$

Q455: Find the exact value of the

Q456: Use a calculator to give the

Q457: Verify that each equation is an

Q458: Solve the equation in the interval

Q459: Find the exact value of the

Q461: Use a sum or difference identity

Q462: Use a calculator to find the

Q463: Use the fundamental identities to simplify

Q464: Give the degree measure of

Q465: Use the cofunction identities to find