 1.9.111: In Exercises 110111, fi nd an equation forf 1 (x). Then graph f an...
 1.9.112: In Exercises 112113, fi nd the distance between each pair of points...
 1.9.113: In Exercises 112113, fi nd the distance between each pair of points...
 1.9.114: In Exercises 114115, fi nd the midpoint of each line segment with t...
 1.9.115: In Exercises 114115, fi nd the midpoint of each line segment with t...
 1.9.116: In Exercises 116117, write the standard form of the equation of the...
 1.9.117: In Exercises 116117, write the standard form of the equation of the...
 1.9.118: In Exercises 118120, give the center and radius of each circle and ...
 1.9.119: In Exercises 118120, give the center and radius of each circle and ...
 1.9.120: In Exercises 118120, give the center and radius of each circle and ...
Solutions for Chapter 1.9: Precalculus 5th Edition
Full solutions for Precalculus  5th Edition
ISBN: 9780321837349
Solutions for Chapter 1.9
Get Full SolutionsThis textbook survival guide was created for the textbook: Precalculus, edition: 5. Precalculus was written by and is associated to the ISBN: 9780321837349. Since 10 problems in chapter 1.9 have been answered, more than 11094 students have viewed full stepbystep solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions. Chapter 1.9 includes 10 full stepbystep solutions.

Anchor
See Mathematical induction.

Bounded interval
An interval that has finite length (does not extend to ? or ?)

Characteristic polynomial of a square matrix A
det(xIn  A), where A is an n x n matrix

Complex number
An expression a + bi, where a (the real part) and b (the imaginary part) are real numbers

Cycloid
The graph of the parametric equations

Fibonacci numbers
The terms of the Fibonacci sequence.

Head minus tail (HMT) rule
An arrow with initial point (x1, y1 ) and terminal point (x2, y2) represents the vector <8x 2  x 1, y2  y19>

Histogram
A graph that visually represents the information in a frequency table using rectangular areas proportional to the frequencies.

Inverse cosecant function
The function y = csc1 x

Inverse sine function
The function y = sin1 x

Number line graph of a linear inequality
The graph of the solutions of a linear inequality (in x) on a number line

Ordered pair
A pair of real numbers (x, y), p. 12.

Quadratic formula
The formula x = b 2b2  4ac2a used to solve ax 2 + bx + c = 0.

Rational function
Function of the form ƒ(x)/g(x) where ƒ(x) and g(x) are polynomials and g(x) is not the zero polynomial.

Solve by substitution
Method for solving systems of linear equations.

Statute mile
5280 feet.

symmetric about the xaxis
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

Variance
The square of the standard deviation.

Vector equation for a line in space
The line through P0(x 0, y0, z0) in the direction of the nonzero vector V = <a, b, c> has vector equation r = r0 + tv , where r = <x,y,z>.

Xmax
The xvalue of the right side of the viewing window,.