Problem 1: Find the average rate of change of the function over the given interval.
f(x) = x2 + 7x, [1, 3]
Problem 2: The table shows a city's closing price, in dollars, of one ounce of gold for various days in a certain year.
|
Date
|
Closing Price
|
|
January 11
|
$543.40
|
|
February 8
|
$547.75
|
|
March 15
|
$555.50
|
|
April 19
|
$623.75
|
|
May 17
|
$697.50
|
a. Compute the average rate of change of the closing price from March 15 to May 17.
b. Find the average rate of change from January 11 to February 8.
Attachment:- CH TEST 2 PG 2.doc
Attachment:- CH TEST 2 PG 3.doc