×
×

# Solutions for Chapter A.3: Polynomials and Factoring

## Full solutions for Precalculus | 7th Edition

ISBN: 9780618643448

Solutions for Chapter A.3: Polynomials and Factoring

Solutions for Chapter A.3
4 5 0 427 Reviews
18
2
##### ISBN: 9780618643448

This expansive textbook survival guide covers the following chapters and their solutions. Since 233 problems in chapter A.3: Polynomials and Factoring have been answered, more than 30271 students have viewed full step-by-step solutions from this chapter. Chapter A.3: Polynomials and Factoring includes 233 full step-by-step solutions. Precalculus was written by and is associated to the ISBN: 9780618643448. This textbook survival guide was created for the textbook: Precalculus, edition: 7.

Key Calculus Terms and definitions covered in this textbook
• Cardioid

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

• Double inequality

A statement that describes a bounded interval, such as 3 ? x < 5

• First octant

The points (x, y, z) in space with x > 0 y > 0, and z > 0.

• Graph of an inequality in x and y

The set of all points in the coordinate plane corresponding to the solutions x, y of the inequality.

• Higher-degree polynomial function

A polynomial function whose degree is ? 3

• Inferential statistics

Using the science of statistics to make inferences about the parameters in a population from a sample.

• Infinite sequence

A function whose domain is the set of all natural numbers.

• Instantaneous rate of change

See Derivative at x = a.

• Linear combination of vectors u and v

An expression au + bv , where a and b are real numbers

• Logistic regression

A procedure for fitting a logistic curve to a set of data

• Number line graph of a linear inequality

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

• Power rule of logarithms

logb Rc = c logb R, R 7 0.

• Quotient of complex numbers

a + bi c + di = ac + bd c2 + d2 + bc - ad c2 + d2 i

• Repeated zeros

Zeros of multiplicity ? 2 (see Multiplicity).

• Secant line of ƒ

A line joining two points of the graph of ƒ.

• Second-degree equation in two variables

Ax 2 + Bxy + Cy2 + Dx + Ey + F = 0, where A, B, and C are not all zero.

• Symmetric difference quotient of ƒ at a

ƒ(x + h) - ƒ(x - h) 2h

• Vertices of an ellipse

The points where the ellipse intersects its focal axis.

• x-axis

Usually the horizontal coordinate line in a Cartesian coordinate system with positive direction to the right,.

• y-axis

Usually the vertical coordinate line in a Cartesian coordinate system with positive direction up, pp. 12, 629.

×