mmm119
17.12.2020 •
Mathematics
Mia crosses a river when she drives from her house to the beach. The graph of the function d(t) = 40|t − 1.25| shows Mia’s distance from the river d, in miles, after t hours.
For this function, what is the average rate of change over the interval 0.5 ≤ x ≤ 1.0?
A. –40
B. –20
C. 20
D. 40
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Ответ:
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Ответ:
Since the scale is 1:30, you have to multiply each side by 30
4 × 30 = 120
3 × 30 = 90
Area = l · w
l = 120
w = 90
120 × 90 = 10,800
The area is 10,800 sq. ft
Hope this helps :)