 7.5.1: In Exercises 1 26, graph each inequality
 7.5.2: In Exercises 1 26, graph each inequality
 7.5.3: In Exercises 1 26, graph each inequality
 7.5.4: In Exercises 1 26, graph each inequality
 7.5.5: In Exercises 1 26, graph each inequality
 7.5.6: In Exercises 1 26, graph each inequality
 7.5.7: In Exercises 1 26, graph each inequality
 7.5.8: In Exercises 1 26, graph each inequality
 7.5.9: In Exercises 1 26, graph each inequality
 7.5.10: In Exercises 1 26, graph each inequality
 7.5.11: In Exercises 1 26, graph each inequality
 7.5.12: In Exercises 1 26, graph each inequality
 7.5.13: In Exercises 1 26, graph each inequality
 7.5.14: In Exercises 1 26, graph each inequality
 7.5.15: In Exercises 1 26, graph each inequality
 7.5.16: In Exercises 1 26, graph each inequality
 7.5.17: In Exercises 1 26, graph each inequality
 7.5.18: In Exercises 1 26, graph each inequality
 7.5.19: In Exercises 1 26, graph each inequality
 7.5.20: In Exercises 1 26, graph each inequality
 7.5.21: In Exercises 1 26, graph each inequality
 7.5.22: In Exercises 1 26, graph each inequality
 7.5.23: In Exercises 1 26, graph each inequality
 7.5.24: In Exercises 1 26, graph each inequality
 7.5.25: In Exercises 1 26, graph each inequality
 7.5.26: In Exercises 1 26, graph each inequality
 7.5.27: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.28: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.29: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.30: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.31: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.32: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.33: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.34: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.35: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.36: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.37: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.38: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.39: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.40: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.41: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.42: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.43: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.44: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.45: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.46: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.47: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.48: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.49: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.50: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.51: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.52: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.53: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.54: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.55: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.56: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.57: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.58: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.59: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.60: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.61: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.62: In Exercises 27 62, graph the solution set of each system of inequa...
 7.5.63: The is at least 4 more than the product of and xvariable
 7.5.64: The is at least 2 more than the product of and xvariable.
 7.5.65: The sum of the and the is at most 4.The added to the product of 3 a...
 7.5.66: The sum of the and the is at most 3.The added to the product of 4 a...
 7.5.67: The sum of the and the is no more than 2. The is no less than the d...
 7.5.68: The sum of the squares of the and the is no more than 25. The sum o...
 7.5.69: In Exercises 69 70, rewrite each inequality in the system without a...
 7.5.70: In Exercises 69 70, rewrite each inequality in the system without a...
 7.5.71: The graphs of solution sets of systems of inequalities involve find...
 7.5.72: The graphs of solution sets of systems of inequalities involve find...
 7.5.73: Without graphing, in Exercises 73 76, determine if each system has ...
 7.5.74: Without graphing, in Exercises 73 76, determine if each system has ...
 7.5.75: Without graphing, in Exercises 73 76, determine if each system has ...
 7.5.76: Without graphing, in Exercises 73 76, determine if each system has ...
 7.5.77: Show that point is a solution of the system of inequalities that de...
 7.5.78: Show that point is a solution of the system of inequalities that de...
 7.5.79: Is a person in this age group who is 6 feet tall weighing 205 pound...
 7.5.80: Is a person in this age group who is 5 feet 8 inches tall weighing ...
 7.5.81: Many elevators have a capacity of 2000 pounds. a. If a child averag...
 7.5.82: A patient is not allowed to have more than 330 milligrams of choles...
 7.5.83: On your next vacation, you will divide lodging between large resort...
 7.5.84: A person with no more than $15,000 to invest plans to place the mon...
 7.5.85: A man is 20 years old, 72 inches (6 feet) tall, and weighs 200 poun...
 7.5.86: A woman is 25 years old, 66 inches (5 feet, 6 inches) tall, and wei...
 7.5.87: What is a linear inequality in two variables? Provide an example wi...
 7.5.88: How do you determine if an ordered pair is a solution of an inequal...
 7.5.89: What is a halfplane?
 7.5.90: What does a solid line mean in the graph of an inequality?
 7.5.91: What does a dashed line mean in the graph of an inequality?
 7.5.92: Compare the graphs of and Discuss similarities and differences betw...
 7.5.93: What is a system of linear inequalities?
 7.5.94: What is a solution of a system of linear inequalities?
 7.5.95: Explain how to graph the solution set of a system of inequalities.
 7.5.96: What does it mean if a system of linear inequalities has no solution?
 7.5.97: Graphing utilities can be used to shade regions in the rectangular ...
 7.5.98: Graphing utilities can be used to shade regions in the rectangular ...
 7.5.99: Graphing utilities can be used to shade regions in the rectangular ...
 7.5.100: Graphing utilities can be used to shade regions in the rectangular ...
 7.5.101: Graphing utilities can be used to shade regions in the rectangular ...
 7.5.102: Graphing utilities can be used to shade regions in the rectangular ...
 7.5.103: Does your graphing utility have any limitations in terms of graphin...
 7.5.104: Use a graphing utility with a feature to verify any five of the gra...
 7.5.105: Use a graphing utility with a feature to verify any five of the gra...
 7.5.106: When graphing a linear inequality, I should always use (0, 0) as a ...
 7.5.107: When graphing it s not necessary for me to graph the linear equatio...
 7.5.108: The reason that systems of linear inequalities are appropriate for ...
 7.5.109: I graphed the solution set of and without using test points.
 7.5.110: In Exercises 110 113, write a system of inequalities for each graph.
 7.5.111: In Exercises 110 113, write a system of inequalities for each graph.
 7.5.112: In Exercises 110 113, write a system of inequalities for each graph.
 7.5.113: In Exercises 110 113, write a system of inequalities for each graph.
 7.5.114: Write a system of inequalities whose solution set includes every po...
 7.5.115: . Sketch the graph of the solution set for the following system of ...
 7.5.116: Exercises 116 118 will help you prepare for the material covered in...
 7.5.117: Exercises 116 118 will help you prepare for the material covered in...
 7.5.118: Exercises 116 118 will help you prepare for the material covered in...
Solutions for Chapter 7.5: Systems of Inequalities
Full solutions for Precalculus  4th Edition
ISBN: 9780321559845
Solutions for Chapter 7.5: Systems of Inequalities
Get Full SolutionsSince 118 problems in chapter 7.5: Systems of Inequalities have been answered, more than 67932 students have viewed full stepbystep solutions from this chapter. Chapter 7.5: Systems of Inequalities includes 118 full stepbystep solutions. This textbook survival guide was created for the textbook: Precalculus, edition: 4. Precalculus was written by and is associated to the ISBN: 9780321559845. This expansive textbook survival guide covers the following chapters and their solutions.

Absolute minimum
A value ƒ(c) is an absolute minimum value of ƒ if ƒ(c) ? ƒ(x)for all x in the domain of ƒ.

Absolute value of a complex number
The absolute value of the complex number z = a + b is given by ?a2+b2; also, the length of the segment from the origin to z in the complex plane.

Acute angle
An angle whose measure is between 0° and 90°

Bounded
A function is bounded if there are numbers b and B such that b ? ƒ(x) ? B for all x in the domain of f.

Center
The central point in a circle, ellipse, hyperbola, or sphere

Closed interval
An interval that includes its endpoints

Expanded form
The right side of u(v + w) = uv + uw.

Geometric sequence
A sequence {an}in which an = an1.r for every positive integer n ? 2. The nonzero number r is called the common ratio.

Imaginary axis
See Complex plane.

nth root of a complex number z
A complex number v such that vn = z

Parametric equations
Equations of the form x = ƒ(t) and y = g(t) for all t in an interval I. The variable t is the parameter and I is the parameter interval.

Quotient polynomial
See Division algorithm for polynomials.

Rational expression
An expression that can be written as a ratio of two polynomials.

Relevant domain
The portion of the domain applicable to the situation being modeled.

Resolving a vector
Finding the horizontal and vertical components of a vector.

Synthetic division
A procedure used to divide a polynomial by a linear factor, x  a

System
A set of equations or inequalities.

Transformation
A function that maps real numbers to real numbers.

Vertex of a cone
See Right circular cone.

xcoordinate
The directed distance from the yaxis yzplane to a point in a plane (space), or the first number in an ordered pair (triple), pp. 12, 629.