Answer:
45 miles
Step-by-step explanation:
Marco's average speed is ...
(75 mi)/(5/3 h) = 75·3/5 mi/h = 45 mi/h
Marco's rate of travel is 45 miles in one hour.
3x^4 + 2x^2 - 7x + 5...hope that helps
I think you add two more every row so there would be 13 in the 7th row
Random samples can provide more information on a population of people or things.
Hope I could be of help :)
Answer:

Step-by-step explanation:
Given
See attachment for graph
Required
Determine the equation of the line of best fit
First, calculate the slope (m)

From the graph, we can have:


So, the slope is:



The equation is then calculated as:




<em>Hence, the equation is:</em> 