Question No.1

a)An epidemic is spreading through a large western state. Health officials estimate that the number of persons who will be afflicted by the disease is a function of time since the disease was first detected. The function is

n=f(t)= 200 t³ - 20 t²

• Where n equals the number of persons and 0
• How many persons are expected to have caught the disease after 10 days? After 30 days?

Question No.2

Rewrite each equation in slope-intercept form and determine x-intercept, y-intercept and slope.

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