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# Solutions for Chapter 2.6: Rational Functions

## Full solutions for Precalculus | 7th Edition

ISBN: 9780618643448

Solutions for Chapter 2.6: Rational Functions

Solutions for Chapter 2.6
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##### ISBN: 9780618643448

This expansive textbook survival guide covers the following chapters and their solutions. Since 93 problems in chapter 2.6: Rational Functions have been answered, more than 14855 students have viewed full step-by-step solutions from this chapter. Precalculus was written by and is associated to the ISBN: 9780618643448. Chapter 2.6: Rational Functions includes 93 full step-by-step solutions. This textbook survival guide was created for the textbook: Precalculus, edition: 7.

Key Calculus Terms and definitions covered in this textbook
• Algebraic expression

A combination of variables and constants involving addition, subtraction, multiplication, division, powers, and roots

• Arcsine function

See Inverse sine function.

• Difference of two vectors

<u1, u2> - <v1, v2> = <u1 - v1, u2 - v2> or <u1, u2, u3> - <v1, v2, v3> = <u1 - v1, u2 - v2, u3 - v3>

• Elimination method

A method of solving a system of linear equations

• Equivalent vectors

Vectors with the same magnitude and direction.

• Exponential form

An equation written with exponents instead of logarithms.

• Graph of a polar equation

The set of all points in the polar coordinate system corresponding to the ordered pairs (r,?) that are solutions of the polar equation.

• Grapher or graphing utility

Graphing calculator or a computer with graphing software.

• Integrable over [a, b] Lba

ƒ1x2 dx exists.

• Linear system

A system of linear equations

• Multiplication property of equality

If u = v and w = z, then uw = vz

• Objective function

See Linear programming problem.

• Octants

The eight regions of space determined by the coordinate planes.

• Polynomial function

A function in which ƒ(x)is a polynomial in x, p. 158.

• Resolving a vector

Finding the horizontal and vertical components of a vector.

• Sinusoidal regression

A procedure for fitting a curve y = a sin (bx + c) + d to a set of data

• Solve by substitution

Method for solving systems of linear equations.

• Standard position (angle)

An angle positioned on a rectangular coordinate system with its vertex at the origin and its initial side on the positive x-axis

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

• Terminal side of an angle

See Angle.

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