Four consecutive integers sum to 290. What is the least of the 4 integers?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?