Question

1) name the property illustrated:

a) -4 • (7 • 2) = (-4 • 7) • 2

b) 3 • (2 • 4) = 3 •(4 • 2)

2) what is the multiplicative inverse and additive inversion
of:

a) 17

b) -
4/5

Answer #1

Subject #
Honesty
Satisfaction
1
5
9
2
3
2
3
7
10
4
2
6
5
4
4
6
6
7
1)Given the data illustrated in the table above, compute the
equation for the linear regression line (i.e. y = mx+b)
(7--pts)
2)Based on the regression line you computed, what is the likely
level of satisfaction if a person were to have an honesty level
a.2.5
b.8?
c.3.5?

Which of these fractions is the multiplicative inverse of 3/4?
1. 4/3 2. - 4/3 3. - 3/4 4. None of the above
Which of the following statements is FALSE? 1. a. a/c + b/c = (a
+ b)/c 2. b. a/c - b/c = (a - b)/c 3. c. (a/c) ÷ (b/c) = a/b, (b ?
0) 4.d. None of the above
If three-fifths of the students in a class are female and 12
students are male, then what...

Taxes End of Chapter Problem
7 b. Consider the original market for pizza in
Collegetown, illustrated in the accompanying table. Collegetown
officials decide to impose an excise tax on pizza of $4 per
pizza.
By how much has the imposition of the tax reduced consumer
surplus?
Price of pizza
Quantity of pizza demanded
Quantity of pizza supplied
$10
0
6
9
1
5
8
2
4
7
3
3
6
4
2
5
5
1
4
6
0
3
7...

Given a matrix F = [3 6 7] [0 2 1] [2 3 4]. Use Cramer’s rule to
find the inverse matrix of F.
Given a matrix G = [1 2 4] [0 -3 1] [0 0 3]. Use Cramer’s rule
to find the inverse matrix of G.
Given a matrix H = [3 0 0] [-1 1 0] [-2 3 2]. Use Cramer’s rule
to find the inverse matrix of H.

Match each equation with its name. (calculus 3)
(x/7)^2-(y/9)^2=z/4
(x/7)^2-y/9+(z/4)^2=0
−x/7+(y/9)^2+(z/4)^2=0
(x/7)^2+(y/9)^2=(z/4)^2
(x/7)^2+(y/7)^2+(z/7)^2=1
Hyperbolic paraboloid
Elliptic paraboloid on x axis
Cone on z axis
Elliptic paraboloid on y axis
Sphere

1. Let T = {(1, 2), (1, 3), (2, 5), (3, 6), (4, 7)}. T : X ->
Y. X = {1, 2, 3, 4}, Y = {1, 2, 3, 4, 5, 6, 7}
a) Explain why T is or is not a function.
b) What is the domain of T?
c) What is the range of T?
d) Explain why T is or is not one-to one?

Determine the quadratic regression for the data.
{(1, 5), (3, 4), (4, 1), (5, 2), (7, 4)}1, 5, 3, 4, 4, 1, 5, 2,
7, 4
Explain how you got your answers. Round to the nearest
hundredth.

1. Gilsonite is a brand name, what is the chemical name for
Gilsonite
2. What is the composition of Gilsonite?
3. What the safety protocol for Gilsonite miners?
4. Name the industries that use Gilsonite?
5. Once the Gilsonite is mined, list the operations that follow
Midstream and Downstream?

There will be a total of 16 minerals (7 major & 9
trace) Minerals
Name – both name and number if given
Function
Major or trace if minerals
4 food sources
Name of deficiency or symptoms of
deficiency
Toxicity
Yes or no
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.

Number in Family
7
2
7
3
9
5
5
7
3
4
13
2
6
5
5
4
4
5
3
8
5
2
5
4
7
4
3
4
7
10
4
3
4
4
4
3
6
3
2
3
4
3
7
6
4
2
3
4
4
12
17
4
3
2
3
5
2
4
3
5
5
3
3
5
6
4
3
4
2
3
4
7
5
Past
enrollment data indicates...

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