 9.2 A.1: In Exercises 16, find the angle of inclination of thestraight line ...
 9.2 A.2: In Exercises 16, find the angle of inclination of thestraight line ...
 9.2 A.3: In Exercises 16, find the angle of inclination of thestraight line ...
 9.2 A.4: In Exercises 16, find the angle of inclination of thestraight line ...
 9.2 A.5: In Exercises 16, find the angle of inclination of thestraight line ...
 9.2 A.6: In Exercises 16, find the angle of inclination of thestraight line ...
 9.2 A.7: In Exercises 712, find one of the angles between thestraight lines ...
 9.2 A.8: In Exercises 712, find one of the angles between thestraight lines ...
 9.2 A.9: In Exercises 712, find one of the angles between thestraight lines ...
 9.2 A.10: In Exercises 712, find one of the angles between thestraight lines ...
 9.2 A.11: In Exercises 712, find one of the angles between thestraight lines ...
 9.2 A.12: In Exercises 712, find one of the angles between thestraight lines ...
Solutions for Chapter 9.2 A: Excursion: Lines and Angles
Full solutions for Precalculus  1st Edition
ISBN: 9780030416477
Solutions for Chapter 9.2 A: Excursion: Lines and Angles
Get Full SolutionsSince 12 problems in chapter 9.2 A: Excursion: Lines and Angles have been answered, more than 24576 students have viewed full stepbystep solutions from this chapter. Precalculus was written by and is associated to the ISBN: 9780030416477. This expansive textbook survival guide covers the following chapters and their solutions. This textbook survival guide was created for the textbook: Precalculus, edition: 1. Chapter 9.2 A: Excursion: Lines and Angles includes 12 full stepbystep solutions.

Angular speed
Speed of rotation, typically measured in radians or revolutions per unit time

Branches
The two separate curves that make up a hyperbola

Cardioid
A limaçon whose polar equation is r = a ± a sin ?, or r = a ± a cos ?, where a > 0.

Cosecant
The function y = csc x

Dependent variable
Variable representing the range value of a function (usually y)

Identity
An equation that is always true throughout its domain.

Law of sines
sin A a = sin B b = sin C c

Leibniz notation
The notation dy/dx for the derivative of ƒ.

Linear factorization theorem
A polynomial ƒ(x) of degree n > 0 has the factorization ƒ(x) = a(x1  z1) 1x  i z 22 Á 1x  z n where the z1 are the zeros of ƒ

Product of matrices A and B
The matrix in which each entry is obtained by multiplying the entries of a row of A by the corresponding entries of a column of B and then adding

Quadrantal angle
An angle in standard position whose terminal side lies on an axis.

Range of a function
The set of all output values corresponding to elements in the domain.

Solve algebraically
Use an algebraic method, including paper and pencil manipulation and obvious mental work, with no calculator or grapher use. When appropriate, the final exact solution may be approximated by a calculator

Solve graphically
Use a graphical method, including use of a hand sketch or use of a grapher. When appropriate, the approximate solution should be confirmed algebraically

Sum of an infinite series
See Convergence of a series

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

Trichotomy property
For real numbers a and b, exactly one of the following is true: a < b, a = b , or a > b.

Variable (in statistics)
A characteristic of individuals that is being identified or measured.

Vertical translation
A shift of a graph up or down.

Xmin
The xvalue of the left side of the viewing window,.