Answer: (a) (i)50.42 m/s (ii) 51.35 m/s (iii) 52.094 m/s (iv) 52.2614 m/s (v) 52.27814 m/s
(b) 54.14 m/s
Step-by-step explanation:
The average speed over the given time interval [a,b]: = 
Given: If an arrow is shot upward on Mars with a speed of 56 m/s, its height in meters t seconds later is given by 
(a)
(i) average speed = 

m/s
(ii) average speed = 

m/s
(iii) average speed = 

m/s
(iv) average speed = 

m/s
(v) average speed = 

m/s
(b) 

m/s
Answer:
$3.80 per book
Step-by-step explanation:
I divided 19 by 5 to get the price per book
Answer:
no the answer is 2
Step-by-step explanation:
Roger is 17 :) have a nice day :)
Because you add both negative x’s which is -2 and add the -6 in the right side so then it’s -2x=4
Divide and you get x=-2