When compared to the graph of f(x) , the graph of g(x) is
Question 5
5.
Students were asked to write
6x5 + 8x - 3x3 + 7x7
in standard form.
Shown below are four student responses.
Anne: 7x7 + 6x5 - 3x3 + 8x
Bob: -3x3 + 6x5 + 7x7 + 8x
Carrie: 8x + 7x7 + 6x5 - 3x3
Dylan: 8x - 3x3 + 6x5 + 7x7
Which student is correct?
Question 6
6.
The function f is shown in this table.
Which type of function best models the given data?
Question 7
7.
Which expression results in a rational number?
Question 8
8.
A polynomial function is graphed on the accompanying coordinate plane.
Which function could represent this graph?
Question 9
9.
When solving
p2 + 5 = 8p - 7 ,
Kate wrote p2 + 12 = 8p .
The property she used is
Question 10
10.
David wanted to go on an amusement park ride. A sign posted at the entrance read "You must be greater than 42 inches tall and no more than 57 inches tall for this ride." Which inequality would model the height, x , required for this amusement park ride?
Question 11
11.
Which situation can be modeled by a linear function?
Question 12
12.
Jenna took a survey of her senior class to see whether they preferred pizza or burgers. The results are summarized in the table shown. Of the people who preferred burgers, approximately what percentage were female?
Question 13
13.
When 3a + 7b > 2a - 8b
is solved for a, the result is
Question 14
14.
Three functions are shown.
Which statement is true?
Question 15
15.
Nicci's sister is 7 years less than twice Nicci's age, a . The sum of Nicci's age and her sister's age is 41. Which equation represents this relationship?
Question 16
16.
The population of a small town over four years is recorded in this chart, where 2013 is represented by x = 0. [Population is rounded to the nearest person.]
The population, P(x) , for these years can be modeled by the function P(x) = abx , where b is rounded to the nearest thousandth. Which statements about this function are true?
I. a = 3810
II. a = 4224
III. b = 0.035
IV. b = 1.035
Question 17
17.
When written in factored form,
4w2 - 11w - 3 is equivalent to
Question 18
18.
Which ordered pair does not represent a point on the graph of
y = 3x2 - x + 7 ?
Question 19
19.
Given the following three sequences:
I. 2, 4, 6, 8, 10 ...
II. 2, 4, 8, 16, 32 ...
III. a, a + 2, a + 4, a + 6, a + 8 ...
Which ones are arithmetic sequences?
Question 20
20.
A grocery store sells packages of beef. The function C(w) represents the cost, in dollars, of a package of beef weighing w pounds. The most appropriate domain for this function would be
Question 21
21.
The roots of x2 - 5x - 4 = 0 are
Question 22
22.
The following table shows the heights, in inches, of the players on the opening-night roster of the 2015-2016 New York Knicks.
The population standard deviation of these data is approximately
Question 23
23.
A population of bacteria can be modeled by the function
f(t) = 1000(0.98)t , where t represents the population of the remaining bacteria at time, t . What is the rate of decay for this population?
Question 24
24.
Bamboo plants can grow 91 centimeters per day. What is the approximate growth of the plant, in inches per hour?