mandilynn22 mandilynn22

03-02-2019
Mathematics

contestada

The function models the number of accidents per 50 million miles driven as a function

The function models the number of accidents per 50 million miles driven as a function class=

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Professor1994 Professor1994

03-02-2019

Answer:

x=39, y=180

Step-by-step explanation:

f(x)=0.4x²-31.2x+788.4

For x=39 the graph reaches its lowest point.

The minimum value of y is:

x=39→y=f(39)=0.4(39)²-31.2(39)+788.4

y=f(39)=0.4(1,521)-1,216.8+788.4

y=f(39)=608.4-1,216.8+788.4

y=f(39)=180

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