Identify the slope and y-intercept from the following equation. y=2/5x - 4

Use set buikder notation to represent the following set: {, -2, -1, 0}

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse