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# Solutions for Chapter 9.6: INTRODUCTION TO POLAR COORDINATES ## Full solutions for Precalculus: With Unit Circle Trigonometry (with Interactive Video Skillbuilder CD-ROM) (Available 2010 Titles Enhanced Web Assign) | 4th Edition

ISBN: 9780534402303 Solutions for Chapter 9.6: INTRODUCTION TO POLAR COORDINATES

Solutions for Chapter 9.6
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##### ISBN: 9780534402303

Since 54 problems in chapter 9.6: INTRODUCTION TO POLAR COORDINATES have been answered, more than 24946 students have viewed full step-by-step solutions from this chapter. Precalculus: With Unit Circle Trigonometry (with Interactive Video Skillbuilder CD-ROM) (Available 2010 Titles Enhanced Web Assign) was written by and is associated to the ISBN: 9780534402303. This textbook survival guide was created for the textbook: Precalculus: With Unit Circle Trigonometry (with Interactive Video Skillbuilder CD-ROM) (Available 2010 Titles Enhanced Web Assign), edition: 4. This expansive textbook survival guide covers the following chapters and their solutions. Chapter 9.6: INTRODUCTION TO POLAR COORDINATES includes 54 full step-by-step solutions.

Key Calculus Terms and definitions covered in this textbook
• Closed interval

An interval that includes its endpoints

• Coefficient matrix

A matrix whose elements are the coefficients in a system of linear equations

• Combinatorics

A branch of mathematics related to determining the number of elements of a set or the number of ways objects can be arranged or combined

• Data

Facts collected for statistical purposes (singular form is datum)

• Degree of a polynomial (function)

The largest exponent on the variable in any of the terms of the polynomial (function)

• Direction vector for a line

A vector in the direction of a line in three-dimensional space

• Distance (in Cartesian space)

The distance d(P, Q) between and P(x, y, z) and Q(x, y, z) or d(P, Q) ((x ) - x 2)2 + (y1 - y2)2 + (z 1 - z 2)2

• Extraneous solution

Any solution of the resulting equation that is not a solution of the original equation.

• Independent variable

Variable representing the domain value of a function (usually x).

• Limit

limx:aƒ1x2 = L means that ƒ(x) gets arbitrarily close to L as x gets arbitrarily close (but not equal) to a

• Local extremum

A local maximum or a local minimum

• Negative numbers

Real numbers shown to the left of the origin on a number line.

• Order of an m x n matrix

The order of an m x n matrix is m x n.

The graph in three dimensions of a seconddegree equation in three variables.

• Statistic

A number that measures a quantitative variable for a sample from a population.

• Sum of two vectors

<u1, u2> + <v1, v2> = <u1 + v1, u2 + v2> <u1 + v1, u2 + v2, u3 + v3>

A graph in which (-x, y) is on the graph whenever (x, y) is; or a graph in which (-r, -?) or (r, ?, -?) is on the graph whenever (r, ?) is

• Triangular number

A number that is a sum of the arithmetic series 1 + 2 + 3 + ... + n for some natural number n.

• Zero matrix

A matrix consisting entirely of zeros.

• Zero vector

The vector <0,0> or <0,0,0>.

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