 3.5.1: An exponential growth model has the form ________ and an exponentia...
 3.5.2: A logarithmic model has the form ________ or ________.
 3.5.3: Gaussian models are commonly used in probability and statistics to ...
 3.5.4: The graph of a Gaussian model is ________ shaped, where the _______...
 3.5.5: A logistic curve is also called a ________ curve.
 3.5.6: In Exercises 16, match the function with its graph. [The graphs are...
 3.5.7: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.8: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.9: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.10: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.11: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.12: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.13: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.14: Compound Interest In Exercises 714, complete the table for a saving...
 3.5.15: In Exercises 15 and 16, determine the principal that must be invest...
 3.5.16: In Exercises 15 and 16, determine the principal that must be invest...
 3.5.17: In Exercises 17 and 18, determine the time necessary for $1000 to d...
 3.5.18: In Exercises 17 and 18, determine the time necessary for $1000 to d...
 3.5.19: Compound Interest Complete the table for the time necessary for dol...
 3.5.20: Modeling Data Draw a scatter plot of the data in Exercise 19. Use t...
 3.5.21: Compound Interest Complete the table for the time necessary for dol...
 3.5.22: Modeling Data Draw a scatter plot of the data in Exercise 21. Use t...
 3.5.23: Comparing Models If $1 is invested in an account over a 10year per...
 3.5.24: Comparing Models If $1 is invested in an account over a 10year per...
 3.5.25: In Exercises 2530, complete the table for the radioactive isotope. ...
 3.5.26: In Exercises 2530, complete the table for the radioactive isotope. ...
 3.5.27: In Exercises 2530, complete the table for the radioactive isotope. ...
 3.5.28: In Exercises 2530, complete the table for the radioactive isotope. ...
 3.5.29: In Exercises 2530, complete the table for the radioactive isotope. ...
 3.5.30: In Exercises 2530, complete the table for the radioactive isotope. ...
 3.5.31: In Exercises 3134, find the exponential model that fits the points ...
 3.5.32: In Exercises 3134, find the exponential model that fits the points ...
 3.5.33: In Exercises 3134, find the exponential model that fits the points ...
 3.5.34: In Exercises 3134, find the exponential model that fits the points ...
 3.5.35: Population The population (in thousands) of Pittsburgh, Pennsylvani...
 3.5.36: Population The table shows the populations (in millions) of five co...
 3.5.37: Website Growth The number of hits a new searchengine website receiv...
 3.5.38: Value of a Painting The value (in millions of dollars) of a famous ...
 3.5.39: Bacteria Growth The number of bacteria in a culture is modeled by w...
 3.5.40: Bacteria Growth The number of bacteria in a culture is modeled by w...
 3.5.41: Carbon Dating (a) The ratio of carbon 14 to carbon 12 in a piece of...
 3.5.42: Radioactive Decay Carbon 14 dating assumes that the carbon dioxide ...
 3.5.43: Depreciation A 2005 Jeep Wrangler that costs $30,788 new has a book...
 3.5.44: Depreciation A Dell Inspiron 8600 laptop computer that costs $1150 ...
 3.5.45: Sales The sales (in thousands of units) of a new CD burner after it...
 3.5.46: Learning Curve The management at a plastics factory has found that ...
 3.5.47: IQ Scores The IQ scores from a sample of a class of returning adult...
 3.5.48: Education The time (in hours per week) a student utilizes a mathtu...
 3.5.49: Population Growth A conservation organization releases 100 animals ...
 3.5.50: Sales After discontinuing all advertising for a tool kit in 2000, t...
 3.5.51: Find the intensity of an earthquake measuring on the Richter scale ...
 3.5.52: Find the magnitude of each earthquake of intensity (let ). (a) (b) ...
 3.5.53: (a) watt per (quiet room) (b) watt per (busy street corner) (c) wat...
 3.5.54: (a) watt per (rustle of leaves) (b) watt per (jet at 30 meters) (c)...
 3.5.55: Due to the installation of noise suppression materials, the noise l...
 3.5.56: Due to the installation of a muffler, the noise level of an engine ...
 3.5.57: In Exercises 5762, use the acidity model given by where acidity (pH...
 3.5.58: In Exercises 5762, use the acidity model given by where acidity (pH...
 3.5.59: In Exercises 5762, use the acidity model given by where acidity (pH...
 3.5.60: In Exercises 5762, use the acidity model given by where acidity (pH...
 3.5.61: In Exercises 5762, use the acidity model given by where acidity (pH...
 3.5.62: In Exercises 5762, use the acidity model given by where acidity (pH...
 3.5.63: Forensics At 8:30 A.M., a coroner was called to the home of a perso...
 3.5.64: Home Mortgage A $120,000 home mortgage for 35 years at has a monthl...
 3.5.65: Home Mortgage The total interest paid on a home mortgage of dollars...
 3.5.66: Data Analysis The table shows the time (in seconds) required to att...
 3.5.67: True or False? In Exercises 6770, determine whether the statement i...
 3.5.68: True or False? In Exercises 6770, determine whether the statement i...
 3.5.69: True or False? In Exercises 6770, determine whether the statement i...
 3.5.70: True or False? In Exercises 6770, determine whether the statement i...
 3.5.71: Identify each model as linear, logarithmic, exponential, logistic, ...
 3.5.72: Writing Use your schools library, the Internet, or some other refer...
 3.5.73: In Exercises 7378, (a) plot the points, (b) find the distance betwe...
 3.5.74: In Exercises 7378, (a) plot the points, (b) find the distance betwe...
 3.5.75: In Exercises 7378, (a) plot the points, (b) find the distance betwe...
 3.5.76: In Exercises 7378, (a) plot the points, (b) find the distance betwe...
 3.5.77: In Exercises 7378, (a) plot the points, (b) find the distance betwe...
 3.5.78: In Exercises 7378, (a) plot the points, (b) find the distance betwe...
 3.5.79: In Exercises 7988, sketch the graph of the equation
 3.5.80: In Exercises 7988, sketch the graph of the equation
 3.5.81: In Exercises 7988, sketch the graph of the equation
 3.5.82: In Exercises 7988, sketch the graph of the equation
 3.5.83: In Exercises 7988, sketch the graph of the equation
 3.5.84: In Exercises 7988, sketch the graph of the equation
 3.5.85: In Exercises 7988, sketch the graph of the equation
 3.5.86: In Exercises 7988, sketch the graph of the equation
 3.5.87: In Exercises 7988, sketch the graph of the equation
 3.5.88: In Exercises 7988, sketch the graph of the equation
 3.5.89: In Exercises 8992, graph the exponential function.
 3.5.90: In Exercises 8992, graph the exponential function.
 3.5.91: In Exercises 8992, graph the exponential function.
 3.5.92: In Exercises 8992, graph the exponential function.
 3.5.93: Make a Decision To work an extended application analyzing the net s...
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
Get Full SolutionsPrecalculus was written by and is associated to the ISBN: 9780618643448. Chapter 3.5: Exponential and Logarithmic Models includes 93 full stepbystep 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 stepbystep solutions from this chapter.

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.

Pointslope form (of a line)
y  y1 = m1x  x 12.

Quotient identities
tan ?= sin ?cos ?and cot ?= cos ? sin ?

Secant
The function y = sec x.

Seconddegree 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.

zcoordinate
The directed distance from the xyplane to a point in space, or the third number in an ordered triple.