What type of angle is an angle of 5π4 radians

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Given the function f(x) = 3x + 1, evaluate f(a + 1). a. 3a + 1 b. a + 2 c. 3a + 4

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1