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# Solutions for Chapter 11.3: Precalculus 5th Edition

## Full solutions for Precalculus | 5th Edition

ISBN: 9780321837349

Solutions for Chapter 11.3

Solutions for Chapter 11.3
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##### ISBN: 9780321837349

Precalculus was written by and is associated to the ISBN: 9780321837349. Chapter 11.3 includes 11 full step-by-step solutions. This expansive textbook survival guide covers the following chapters and their solutions. This textbook survival guide was created for the textbook: Precalculus, edition: 5. Since 11 problems in chapter 11.3 have been answered, more than 10487 students have viewed full step-by-step solutions from this chapter.

Key Calculus Terms and definitions covered in this textbook
• Augmented matrix

A matrix that represents a system of equations.

• Back-to-back stemplot

A stemplot with leaves on either side used to compare two distributions.

• Bounded above

A function is bounded above if there is a number B such that ƒ(x) ? B for all x in the domain of ƒ.

• Complex conjugates

Complex numbers a + bi and a - bi

• Composition of functions

(f ? g) (x) = f (g(x))

• Compounded continuously

Interest compounded using the formula A = Pert

• Constant of variation

See Power function.

• Convergence of a sequence

A sequence {an} converges to a if limn: q an = a

• Damping factor

The factor Ae-a in an equation such as y = Ae-at cos bt

• Direction angle of a vector

The angle that the vector makes with the positive x-axis

• Focal length of a parabola

The directed distance from the vertex to the focus.

• Law of sines

sin A a = sin B b = sin C c

• Line of symmetry

A line over which a graph is the mirror image of itself

• Positive angle

Angle generated by a counterclockwise rotation.

• Present value of an annuity T

he net amount of your money put into an annuity.

• Reflection across the x-axis

x, y and (x,-y) are reflections of each other across the x-axis.

• Removable discontinuity at x = a

lim x:a- ƒ(x) = limx:a+ ƒ(x) but either the common limit is not equal ƒ(a) to ƒ(a) or is not defined

• Stemplot (or stem-and-leaf plot)

An arrangement of a numerical data set into a specific tabular format.

• Xmin

The x-value of the left side of the viewing window,.

• Ymin

The y-value of the bottom of the viewing window.

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