Y=-x^(2)+3
Determine whether it is a function

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1