Skip to main content
close
Homework Help is Here – Start Your Trial Now!
arrow_forward
Literature guides
Concept explainers
Writing guide
Popular textbooks
Popular high school textbooks
Popular Q&A
Business
Accounting
Business Law
Economics
Finance
Leadership
Management
Marketing
Operations Management
Engineering
AI and Machine Learning
Bioengineering
Chemical Engineering
Civil Engineering
Computer Engineering
Computer Science
Cybersecurity
Data Structures and Algorithms
Electrical Engineering
Mechanical Engineering
Language
Spanish
Math
Advanced Math
Algebra
Calculus
Geometry
Probability
Statistics
Trigonometry
Science
Advanced Physics
Anatomy and Physiology
Biochemistry
Biology
Chemistry
Earth Science
Health & Nutrition
Health Science
Nursing
Physics
Social Science
Anthropology
Geography
History
Political Science
Psychology
Sociology
learn
writing tools
expand_more
plus
study resources
expand_more
Log In
Sign Up
expand_more
menu
SEARCH
Homework help starts here!
ASK AN EXPERT
ASK
Math
Calculus
Solve the equation for x. 81^(2x−7) = 3^28
Solve the equation for x. 81^(2x−7) = 3^28
BUY
Calculus: Early Transcendentals
8th Edition
ISBN:
9781285741550
Author: James Stewart
Publisher:
Cengage Learning
expand_less
1 Functions And Models
2 Limits And Derivatives
3 Differentiation Rules
4 Applications Of Differentiation
5 Integrals
6 Applications Of Integration
7 Techniques Of Integration
8 Further Applications Of Integration
9 Differential Equations
10 Parametric Equations And Polar Coordinates
11 Infinite Sequences And Series
12 Vectors And The Geometry Of Space
13 Vector Functions
14 Partial Derivatives
15 Multiple Integrals
16 Vector Calculus
17 Second-order Differential Equations
expand_more
1.1 Four Ways To Represent A Function
1.2 Mathematical Models: A Catalog Of Essential Functions
1.3 New Functions From Old Functions
1.4 Exponential Functions
1.5 Inverse Functions And Logarithms
Chapter Questions
expand_more
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
Problem 2RCC: Discuss four ways of representing a function. Illustrate your discussion with examples.
Problem 3RCC: (a) What is an even function? How can you tell if a function is even by looking at its graph? Give...
Problem 4RCC: What is an increasing function?
Problem 5RCC: What is a mathematical model?
Problem 6RCC: Give an example of each type of function. (a) Linear function (b) Power function (c) Exponential...
Problem 7RCC: Sketch by hand, on the same axes, the graphs of the following functions. (a) f(x) = x (b) g(x) = x2...
Problem 8RCC: Draw, by hand, a rough sketch of the graph of each function. (a) y = sin x (b) y = tan x (c) y = ex...
Problem 9RCC: Suppose that f has domain A and g has domain B. (a) What is the domain of f + g? (b) What is the...
Problem 10RCC: How is the composite function f g defined? What is its domain?
Problem 11RCC: Suppose the graph of f is given. Write an equation for each of the graphs that are obtained from the...
Problem 12RCC: (a) What is a one-to-one function? How can you tell if a function is one-to-one by looking at its...
Problem 13RCC: (a) How is the inverse sine function f(x) = sin1 x defined? What are its domain and range? (b) How...
Problem 1RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 2RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 3RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 4RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 5RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 6RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 7RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 8RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 9RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 10RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 11RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 12RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 13RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 14RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,...
Problem 1RE: Let f be the function whose graph is given. (a) Estimate the value of f(2). (b) Estimate the values...
Problem 2RE: The graph of g is given. (a) State the value of g(2). (b) Why is g one-to-one? (c) Estimate the...
Problem 3RE: lf f(x) = x2 2x + 3, evaluate the difference quotient f(a+h)f(a)h
Problem 4RE: Sketch a rough graph or the yield of a crop as a function of the amount of fertilizer used.
Problem 5RE: Find the domain and range of the function. Write your answer in interval notation. 5. f(x) = 2/(3x ...
Problem 6RE: Find the domain and range of the function. Write your answer in interval notation. 6. g(x)=16x4
Problem 7RE
Problem 8RE: Find the domain and range of the function. Write your answer in interval notation. 8. F(t) = 3 + cos...
Problem 9RE
Problem 10RE: The graph of .f is given. Draw the graphs of the following functions. (a) y = f(x 8) (b) y = f(x)...
Problem 11RE
Problem 12RE: Use transformations to sketch the graph of the function. y=2x
Problem 13RE
Problem 14RE: Use transformations to sketch the graph of the function. y = In(x + 1)
Problem 15RE: Use transformations to sketch the graph of the function. f(x) = cos 2x
Problem 16RE: Use transformations to sketch the graph of the function. f(x)={xifx0ex1ifx0
Problem 17RE: Determine whether f is even, odd, or neither even nor odd. (a) f(x)=2x53x2+2. (h) f(x) = x3 x7 (c)...
Problem 18RE: Find an expression for the function whose graph consists of the line segment from point (2, 2) to...
Problem 19RE: If f(x) = In x and g(x) = x2 9. find the functions (a) fg (b) gf (c) ff (d) gg, and their domains.
Problem 20RE: Express the function F(x)=1/x+x as a composition of three functions.
Problem 22RE: A small-appliance manufacturer finds that it costs 9000 to produce 1000 toaster ovens a week and...
Problem 23RE: If f(x) = 2x + In x, find f1(2).
Problem 24RE: Find the inverse function of f(x)=x+12x+1.
Problem 25RE: Find the exact value of each expression. 64. (a) tan13 (b) arctan (1) 25. Find the exact value of...
Problem 26RE
Problem 27RE: The half-life of palladium-100, 100Pd, is four days. (So half of any given quantity of 100Pd will...
Problem 28RE: The population of a certain species in a limited environment with initial population 100 and...
Problem 1P: One of the legs of a right triangle has length 4 cm. Express the length of the altitude...
Problem 2P: The altitude perpendicular to the hypotenuse of a right triangle is 12 cm. Express the length of the...
Problem 3P: Solve the equation |2x 1| |x + 5| = 3.
Problem 4P: Solve the inequality |x 1| |x 3| 5.
Problem 5P
Problem 6P: Sketch the graph of the function g(x) = |x2 1 | |x2 4|.
Problem 7P
Problem 8P
Problem 9P: The notation max{a, b, } means the largest of the numbers a, b. Sketch the graph of each function....
Problem 10P: Sketch the region in the plane defined by each of the following equations or inequalities. (a)...
Problem 11P: Evaluate (log2 3)(log3 4)(log4 5)(log31 32).
Problem 12P: (a) Show that the function f(x)=ln(x+x2+1) is an odd function. (b) Find the inverse function of f.
Problem 13P: Solve the inequality ln(x2 2x 2) 0.
Problem 14P: Use indirect reasoning to prove that log2 5 is an irrational number.
Problem 15P: A driver sets out on a journey. For the first half of the distance she drives at the leisurely pace...
Problem 16P: Is it true that f(g+h)=fg+fh?
Problem 17P: Prove that if n is a positive integer, then 7n 1 is divisible by 6.
Problem 18P: Prove that 1 + 3 + 5 + + (2n l ) = n2.
Problem 19P: If fo(x) = x2 and fn+1(x) = fo(fn(x)) for n = 0, 1, 2,, find a formula for fn(x).
Problem 20P: (a) If fo(x)=12x and fn+1=fofnforn=0,1,2,, find an expression for fn(x) and use mathematical...
format_list_bulleted
See similar textbooks
Related questions
Q: 1/2mv^2=1/2kd^2+mgd rearrange the equation and solve for d=
A: 12mv2=12kd2+mgdMultiply both sides by 2.212mv2=212kd2+mgdmv2=kd2+2mgdkd2+2mgd-mv2=0
Q: If 14^-x=15, what does 14^2x equal?
A: Steps and explanations are as follows:In case of any doubt, please let me know. Thank you.
Q: Solve for y in the equation below. Round your answer to the nearest hundredth. Do not round any…
A:
Q: 1.5 x 10^-2/3 x 10^-6
A: Given expression, 1.5 x 10^-2/3 x 10^-6
Q: Solve for x. 8e^(-7x)=2
A:
Q: Solve with steps. 1. (x+4)^2=36
A: The objective of the question is to find the value of x that satisfies the equation (x+4)^2=36.
Q: 1/2ln(4x^4)-ln(2)=6 solve for x
A: Given ln(4x4)2-ln(2)=6 as we know alnx=ln(xa)lna-lnb=lnablna=b⇒a=eb
Q: Solve for xx: ∑∞n=13x^(3n)=20
A:
Q: 5^×=58 X=?
A:
Q: What is the solution of 7^x = 36? Round to the nearest Hundredth
A: The equation is given by 7x = 36 To evaluate: The solution of the equation.
Q: Solve the following exponential equation in irrational solution exact form 4^x+2^x+1-1=0
A:
Q: Solve ln(2t^2/b)
A:
Q: The equation y=18,000(0.64)^x represents the value of a car after x years based on this equation…
A: Given value of car y= 18000*(0.64)x x=no of years The value of car after 6 months means x= 1/2…
Q: Solve e* = 20 for x.
A: we need to solve for x
Q: Why not 1/7^x?
A: We have to find a function f(x) which passes through point (-3,343) and (0,1).
Q: 700π= π.10^2.h/3
A: The objective of the question is to solve for the variable 'h' in the given equation.
Question
Solve the equation for x.
81^(2x−7) = 3^28
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
See solution
Check out a sample Q&A here
Step 1
VIEW
Step 2
VIEW
Step 3
VIEW
Step by step
Solved in 3 steps
See solution
Check out a sample Q&A here
Knowledge Booster
Similar questions
arrow_back_ios
arrow_forward_ios
Use algebra to solve the following equation. 20=95*e^-0.03t
arrow_forward
30=6*(1.24)^t Solve for t
arrow_forward
SoIve for x. (Round answers to the nec thousandth ) 1.3^(2x)=78 x
arrow_forward
solve the equation. round to the nearest thousandth 156((1.40)^(x/9))=312
arrow_forward
Solve the variable in the following equations. 1. x =-log0.00005 2. x =10^-3 3. x =4+log(1.05) 4. 9 = x+log (12/18) 5. 8 =12+log x
arrow_forward
Solve for x in the exponential equation. 7^x-5=1. If possible, show step-by-step. Thank you!
arrow_forward
solve 15=60(e)^-.15t using logarithms
arrow_forward
Solve for x 25,000=325,000(1,000,000)^x
arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
arrow_back_ios
arrow_forward_ios
Calculus: Early Transcendentals
Calculus
ISBN:
9781285741550
Author:
James Stewart
Publisher:
Cengage Learning
Thomas' Calculus (14th Edition)
Calculus
ISBN:
9780134438986
Author:
Joel R. Hass, Christopher E. Heil, Maurice D. Weir
Publisher:
PEARSON
Calculus: Early Transcendentals (3rd Edition)
Calculus
ISBN:
9780134763644
Author:
William L. Briggs, Lyle Cochran, Bernard Gillett, Eric Schulz
Publisher:
PEARSON
Calculus: Early Transcendentals
Calculus
ISBN:
9781319050740
Author:
Jon Rogawski, Colin Adams, Robert Franzosa
Publisher:
W. H. Freeman
Precalculus
Calculus
ISBN:
9780135189405
Author:
Michael Sullivan
Publisher:
PEARSON
Calculus: Early Transcendental Functions
Calculus
ISBN:
9781337552516
Author:
Ron Larson, Bruce H. Edwards
Publisher:
Cengage Learning
Calculus: Early Transcendentals
Calculus
ISBN:
9781285741550
Author:
James Stewart
Publisher:
Cengage Learning
Thomas' Calculus (14th Edition)
Calculus
ISBN:
9780134438986
Author:
Joel R. Hass, Christopher E. Heil, Maurice D. Weir
Publisher:
PEARSON
Calculus: Early Transcendentals (3rd Edition)
Calculus
ISBN:
9780134763644
Author:
William L. Briggs, Lyle Cochran, Bernard Gillett, Eric Schulz
Publisher:
PEARSON
Calculus: Early Transcendentals
Calculus
ISBN:
9781319050740
Author:
Jon Rogawski, Colin Adams, Robert Franzosa
Publisher:
W. H. Freeman
Precalculus
Calculus
ISBN:
9780135189405
Author:
Michael Sullivan
Publisher:
PEARSON
Calculus: Early Transcendental Functions
Calculus
ISBN:
9781337552516
Author:
Ron Larson, Bruce H. Edwards
Publisher:
Cengage Learning
SEE MORE TEXTBOOKS