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vliu732
28.05.2020 •
Mathematics
A motorboat moves across a lake at a constant speed. When it begins, it is 37
km from the shore. After 6 minutes, it is 19 km from the shore. Which
function describes the motorboat's distance from the shore?
O A. y=-6x+37
O B. y=-3x + 37
O C. y = 6x6 37
O D. y = 3x + 37
Solved
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Ответ:
And finding the slope we got:
And then the function would be given by:
And using the info from the first point we can find the y intercept
b =37
And the model ould be given by:
O B. y=-3x + 37
Step-by-step explanation:
For this case we assume that we can model the motorboard distance with a linear function given by:
Where m is the slope given by:
Where y represent the distance and x the time in minutes. And we have the following info given:
And finding the slope we got:
And then the function would be given by:
And using the info from the first point we can find the y intercept
b =37
And the model ould be given by:
O B. y=-3x + 37
Ответ:
HOPE I HELPED!!!