Lets check 1. Which of the following ordered pairs satisfy the 7x+8y<3 and 6x-y>0? a. (1,-5) b. (5,-1) c. (0,0) d. (1,1)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.7: Solving Systems Of Linear And Quadratic Equations
Problem 30HP
icon
Related questions
Question
Lets check
1. Which of the following ordered pairs satisfy the 7x+8y<3 and 6x-y>0?
a.
(1,-5)
b.
(5,-1)
c.
(0,0)
d.
(1,1)
 
2. Describe the graph of the following systems of linear equations:

9x + 2y = -1

9x + 2y = 1

a.
intersecting
b.
parallel
c.
coinciding
d.
dependent
 
3. Which of the following ordered pairs satisfy the inequality 3x+2y>5?
a.
(5,1)
b.
(0,2.5)
c.
(0,0)
d.
(-5,0)

4. The XYZ Company in one of its minor manufacturing plants produces speakers and headsets. The company earns P16,500 for each speaker produced and P1,800 per headset. Each of these products has to go through machines A and B. Each speaker requires 5 hours in Machine A and 2 hours in Machine B while each headset requires 1 hour in Machine A and 1 hour in Machine B. Per production cycle, Machine A can only operate for 20 hours nonstop while Machine B can operate nonstop for only 26 hours. How many speakers and headsets should be produced per production cycle to maximize the company’s profit? NOTE: Let x be number of speakers produced and y be the number of headset produced.

Which of the following serves as the structural constrains for Machine B?
a.
2x+y≥26
b.
2x+y≤26
c.
x+2y≥26
d.
x+2y≤26
 
5. Which of the following ordered pairs does NOT satisfy the graph of 5x-2y=10?
a.
(2,0)
b.
(1,1)
c.
(3,2.5)
d.
(0,-5)
 
6. The following are properties of the linear programming problem EXCEPT:
a.
All variables must be nonzero.
b.
The actions of the decision-maker must be constrained.
c.
The objective of the decision make is to either maximize or minimize.
d.
The relationship of variables could be expressed in terms of equations or inequalities.
 
7.  At what point does the graph of 3x+y=0 and x-y=4 intersect?
a.
(-1, 3)
b.
(1, -3)
c.
(0, 0)
d.
(4, 0)
 
8.  The graphical method of linear programming is restricted to problems having no less than three variables.
a.
maybe
b.
false
c.
true
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 7 images

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Intermediate Algebra
Intermediate Algebra
Algebra
ISBN:
9780998625720
Author:
Lynn Marecek
Publisher:
OpenStax College
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning