Pre-Calculus

Have pre-calculus questions? Ask a pre-calculus tutor

Connect one-on-one with {0} who will answer your question

Please help me check my...

Please help me check my answer using function composition.F(x)=8x/x+1.

My answer is f^-1(x)=x/8-xHelp me check my answer by using function composition...

My answer is f^-1(x)=x/8-xHelp me check my answer by using function composition...

Show More

Show Less

Was this answer helpful?

Describe your issueThe assistant will guide you

Chat 1:1 with a tutorLicensed Experts are available 24/7

100% satisfaction guaranteeGet all the answers you need

Related Pre-Calculus Questions

Extra Credit: Find/Create 10 problems that are related to the

Extra Credit: Find/Create 10 problems that are related to the concepts on this quiz and solve. For #1 through #6, please put the answer in a + bi form. 1. Add (3 – 2i) + (-4 – 4i) 2. Subtract (3 - 2i)… read more

use the rational zeros theorem to find all the real zeros of

use the rational zeros theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real number f(x) x=x^3 +5x^2-17x-21… read more

Precalculus Problems. (big bonus for great solutions) 1. Solve

Precalculus Problems. (big bonus for great solutions) 1. Solve the following equation for x: log2(x + 7) + log2(x + 8) = 1 Note: Be sure to plug any solutions back into the original equation; if they … read more

given functions f and g, find (f * g)(x) and its domain, and

given functions f and g, find (f * g)(x) and its domain, and (g * f)(x) and its domain f(x)=X^3, g(x)=y^2+7x-1… read more

I will provide a bonus to whoever provides! #11 6 simplify 4-9i #12 i^19 #13

I will provide a bonus to whoever provides! #11 6 simplify 4-9i #12 i^19 #13 Use quadratic formula 2x^2-7x=1 Solutions are x = ? #14 Find the zeros of the function algebraically F(b)=b^2+12b+32 15 Sol… read more

We define the following functions: f(x)=2x+5 g(x)=x^2-3 h(x)=7-x/3 o

We define the following functions: f(x)=2x+5 g(x)=x^2-3 h(x)=7-x/3 o Compute (f – h)(4). o Evaluate the following two compositions: (f◦g)(x) and (h◦g)(x). o Transform the g(x) function so that the gra… read more

For Ryan I hope to get together on Friday after 6:30p.m. with

For Ryan I hope to get together on Friday after 6:30p.m. with my questions. I don't want to get any other Tutor that I would start over again. I hope this will be okay with you.… read more

1. We define the following functions: f(x)=2x+5 g(x)=x^2-3

1. We define the following functions: f(x)=2x+5 g(x)=x^2-3 h(x)=7-x/3 o Compute (f – h)(4). o Evaluate the following two compositions: (f◦g)(x) and (h◦g)(x). o Transform the g(x) function so that the … read more

Functions (Graphs, combining functions) 1. Find the domain

Functions (Graphs, combining functions) 1. Find the domain of function. F(r)=square root of 5+2r 2. Find the domain of the . z(v)= v-4\v^2-2v-15 3. Given s(y)=13+6y^2 and w(y)=6y-13, find (sw)(y). 4. … read more

This did not copy over correctly. I can send you a word doc.

This did not copy over correctly. I can send you a word doc. Read the following instructions in order to complete this assignment: 1. We define the following functions: F(x)=2x+5 g(x)=x^2-3 h(x)=7-x 3… read more

Use composition of functions to determine whether f and g are

Use composition of functions to determine whether f and g are inverses of one another. f(x) = 8x − 3; g(x) = 1/8 x +3/8… read more

Determine , without graphing whether the given quadratic function

Determine , without graphing whether the given quadratic function has a maximum value or a minimum value and the find the value. f(x)=-2x^2+8x-2 Could you please show you how you got the answer step b… read more

Answer the following for the given quadratic function. f(x)=x^2-16x+64 What

Answer the following for the given quadratic function. f(x)=x^2-16x+64 What is the vertex (h,k) of f? Could you write down how you got the answer step by step, thanks… read more

Graph the following function using the techniques of shifting,

Graph the following function using the techniques of shifting, compressing, stretching and/or reflecting. Start with graph of the basic function shown to the right. Find to domain and range of the fun… read more

List the intercepts and test for symmetry. y=-6x^9/x^4-2 Could

List the intercepts and test for symmetry. y=-6x^9/x^4-2 Could you go step by step on how you got the answer?… read more

Sandhya sharma I am request your help again. 1). A rectangular

Sandhya sharma I am request your help again. 1). A rectangular pen for a pet is 5 feet longer than it is wide. give possible value for the width W of the pen if its area must be between 204 and 500 sq… read more

1. Find the domain of the composite function fog. Please show

1. Find the domain of the composite function fog. Please show all of your work. Here is the link to problem. http://www.mediafire.com/?qixexqwg6g1dqa8… read more

1. Verify that the functions f and g are inverse of each other

1. Verify that the functions f and g are inverse of each other by showing that f(g (x) ) = x and g (f (x) ) = x. Give any values of x that need to be excluded. f(x) = x – 5 / 2x + 3; g(x) = 3x + 5 / 1… read more

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.

JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.

Web sites like justanswer.com/legal

...leave nothing to chance.

...leave nothing to chance.

Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.

Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.

I will tell you that...the things you have to go through to be an Expert are quite rigorous.

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

Los Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

Hesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

Kernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

Woodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

Elkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

Dallas, TX

< Previous | Next >

Mr. Gregory White

Master's Degree

167 satisfied customers

M.A., M.S. Education / Educational Administration

rajeevanpillai

Master's Degree

63 satisfied customers

B.Sc in Mathematics and M.Sc, M Phil in Statistics

mhasan420

Master's Degree

37 satisfied customers

BA Maths, Oxford

JACUSTOMER-yrynbdjl-

Master's Degree

13 satisfied customers

I have taught college Mathematics for the past 10 years.

Dr. Arthur Rubin

Doctoral Degree

12 satisfied customers

Ph.D. in Mathematics, 1978, from the California Institute of Technology, over 20 published papers

Sandhya_sharma

Master's Degree

947 satisfied customers

I hold M.Sc and M.Phil degrees in math and have several years of teaching experience.

Kofi

PhD in Statistics

6,939 satisfied customers

Masters in Mathematics and Statistics

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.