Answer:
the mean is the average of a set of data the mode is the most frequent number that occurs in a set of data, and the median is the number in the middle of the set of data
Step-by-step explanation:
its B -15 - 10 = -25
4.5
2 buses, 5 vans.....
f(- 3) = 18
To evaluate f(- 3) substitute x = - 3 into f(x)
f(- 3) = (- 3)² - 2(- 3) + 3 = 9 + 6 + 3 = 18
