Arabbit is nibbling grass 18 letter away from the fox. the fox chases the rabbit. the fox runs at 5 1/2 meters a second. the rabbit can run at 3 1/2 meters a second. how long will it take the fox to catch the rabbit?

the circle graph is not a function.

step-by-step explanation:

the graph of the circle is not a function.

because for a graph to be a function, each value of x must give one value of y

in the circle, the values of x for -2< x< 2 each give 2 values of y.

hence this is not a function.

a

b

d

step-by-step explanation: