Which of the following is a zero of the quadratic relation shown below. х
y
-2
0
-1
3
O
4
1
3
2
0

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your