Respuesta :

Answer:

(a): 190

(b): 750

Please see below for the steps.

Step-by-step explanation:

(a):

Use points (0,1000) and (3.1, 1589)

Use slope formula. The slope formula is also used to find average rate of change (just so you know).

y2-y1/x2-x1

1589-1000/3.1-0=589/3.1=190

Answer for (a) is 190

(b):

Use points (12.4, 4100) and (15.5, 6425)

Use slope formula.

y2-y1/x2-x1

6425-4100/15.5-12.4=2325/3.1=750

The answer for (b) is 750

Hope this helps!

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