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Solutions for Chapter 3.5: Exponential and Logarithmic Models

Full solutions for Precalculus | 7th Edition

ISBN: 9780618643448

Solutions for Chapter 3.5: Exponential and Logarithmic Models

Solutions for Chapter 3.5
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ISBN: 9780618643448

Precalculus was written by and is associated to the ISBN: 9780618643448. Chapter 3.5: Exponential and Logarithmic Models includes 93 full step-by-step solutions. This textbook survival guide was created for the textbook: Precalculus, edition: 7. This expansive textbook survival guide covers the following chapters and their solutions. Since 93 problems in chapter 3.5: Exponential and Logarithmic Models have been answered, more than 37851 students have viewed full step-by-step solutions from this chapter.

Key Calculus Terms and definitions covered in this textbook
• Additive identity for the complex numbers

0 + 0i is the complex number zero

• Angle of depression

The acute angle formed by the line of sight (downward) and the horizontal

• Bar chart

A rectangular graphical display of categorical data.

• Cotangent

The function y = cot x

• Division

a b = aa 1 b b, b Z 0

• Domain of validity of an identity

The set of values of the variable for which both sides of the identity are defined

• Independent variable

Variable representing the domain value of a function (usually x).

• Numerical model

A model determined by analyzing numbers or data in order to gain insight into a phenomenon, p. 64.

• Opens upward or downward

A parabola y = ax 2 + bx + c opens upward if a > 0 and opens downward if a < 0.

• Ordered pair

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

• Perihelion

The closest point to the Sun in a planetâ€™s orbit.

• Point-slope form (of a line)

y - y1 = m1x - x 12.

• Quotient identities

tan ?= sin ?cos ?and cot ?= cos ? sin ?

• Secant

The function y = sec x.

• Second-degree equation in two variables

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

• Slant asymptote

An end behavior asymptote that is a slant line

• Standard deviation

A measure of how a data set is spread

• Subtraction

a - b = a + (-b)

• Unit circle

A circle with radius 1 centered at the origin.

• z-coordinate

The directed distance from the xy-plane to a point in space, or the third number in an ordered triple.

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