The answer will be x=2i,-2i
You will need data that logs the changes in speed from various, consecutive events. Which you can use to calculate the difference in speed and determine wether the speed is increasing or increasing.
Otherwise, you only need the initial and finak value to find the difference.
Answer:
Liam has 4 books. First book is 420 pages, The second book has 70 more pages than the third book while the third and fourth is 150 pages each.
150 + 70 = the second book has 220 pages
420 + 150 + 150 + 220 = 940 pages
And if its asking for the "mean" then take 940 / 4 and you will get 235
cual se sipone que hay que responder?
The answer is C
Let me know if you need an explanation