Mathematics, 30.05.2020 03:01, BriP5022

A marathon runner will donate $5000 to charity if her time is less than or equal to 3 hours. She will donate $2000 if her time is more than 3 hours but less than or equal to 4 hours. Finally, she will donate $1000 to charity if her time is more than 4 hours.
a. Write a piecewise function describing this situation.

b. Graph the piecewise function on the coordinate grid below.

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A marathon runner will donate $5000 to charity if her time is less than or equal to 3 hours. She wil...