Give all six trigonometric function values for each angle θ . Rationalize denominators when applicable.

cos θ = ―5/8 , and θ is in quadrant III

Identify the quadrant (or possible quadrants) of an angle θ that satisfies the given conditions. See Example 3. cos θ > 0 , sec θ > 0

Give all six trigonometric function values for each angle θ . Rationalize denominators when applicable.

sec θ = ―√5 , and θ is in quadrant II

Identify the quadrant (or possible quadrants) of an angle θ that satisfies the given conditions. See Example 3.

tan θ < 0 , cos θ < 0

Determine whether each statement is possible or impossible. a. sec θ = ―2/3

Determine whether each statement is possible or impossible. b. tan θ = 1.4

Determine whether each statement is possible or impossible. c. cos θ = 5