Pre-Calculus

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

Related Pre-Calculus Questions
Requesting Ryan please. Hi Ryan! Need your brilliant assistance again please. Let's begin with this one : Vertical analysis ( common-size) percentages for Cullumber Company's sales revenue, cost of go… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
It's me Don with some more math needed (Algebra 1)
It's me Don XXX with some more math needed (Algebra 1) Please; is Ashok Kumar around? /Volumes/UDISK 25X/DCIM/100HPAIO/SCAN0003.PDF/Volumes/UDISK 25X/DCIM/100HPAIO/SCAN0004.PDF… read more
Expert
Ryan, I need help with this exponential question: A bowl of
Ryan, I need help with this exponential question: A bowl of soup at 170° F. is placed in a room of constant temperature of 60° F. The temperature T of the soup t minutes after it is placed in the room… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Question 1 of 40 2.5 Points A die with 12 sides is rolled.
Question 1 of 40 2.5 Points A die with 12 sides is rolled. What is the probability of rolling a number less than 11? Is this the same as rolling a total less than 11 with two six-sided dice? Explain. … read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Ryan I am Sal. I am trying to figure out the QR question: On
Ryan I am Sal. I am trying to figure out the QR question: On a particular day in April... My data matches exactly to the one here. What I do not have anything like an assigned target value. I just nee… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Ryan! You helped me before and I would love to request
Hi Ryan! You helped me before and I would love to request your help again. I have been working on a math problem and want to make sure that I am doing it correctly. Here is the question: The expected … read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Let F be a field, let S and T be sub-fields of F.Use the definition
Let F be a field, let S and T be sub-fields of F.Use the definition of a field and a subfield to prove S intersect T is a field, showing all work.… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Task: A. Let G be the set of the fifth roots of unity. 1.
Task: A. Let G be the set of the fifth roots of unity. 1. Use de Moivre's formula to verify that the fifth roots of unity form a group under complex multiplication, showing all work. 2. Prove that G i… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Karen and Wayne need to buy a refrigerator because theirs just
Karen and Wayne need to buy a refrigerator because theirs just broke. Unfortunately, their savings account is depleted, and they will need to borrow money in order to buy a new one. Sears offers them … read more
akch2002
Master's Degree
3,214 satisfied customers
Question 1 y varies directly as x and inversely as the
Question 1 y varies directly as x and inversely as the square root of w; write the sentence as an equation. Question 2 Write the equation of the line whose slope is -3/7 and y-intercept is -4; write t… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
3 sisters got weighed. Gina weighed twice as much as Brianna.
3 sisters got weighed. Gina weighed twice as much as Brianna. Annie weighed 5 more pounds than Brianna. Together they weighed 205 pounds. How much did each sister weigh?… read more
Expert
My daughter has a math assignment that she needs help with
My daughter has a math assignment that she needs help with and I am unable to help her. There are 30 problems, many are multiple choice. I can upload the document. How much will this cost.… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
1.If a merchant deposits \$1,500 annually at the end of each
1.If a merchant deposits \$1,500 annually at the end of each tax year in an IRA account paying interest at the rate of 10%/year compounded annually, how much will she have in her account at the end of … read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Fields are an important algebraic structure, and complex numbers
Fields are an important algebraic structure, and complex numbers have that structure. Task: A. Let G be the set of the fifth roots of unity. 1. Use de Moivre's formula to verify that the fifth roots o… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
Use de Moivres formula to verify that the 5th roots of unity
Use de Moivre's formula to verify that the 5th roots of unity form a group under complex multiplication, showing all work. Let F be a field. Let S and T be subfields of F. Use the definitions of a fie… read more
Chirag
Master's Degree
10,329 satisfied customers
(5) Disprove the following statement by giving a counterexample: For
(5) Disprove the following statement by giving a counterexample: For all integers n, if n is odd then is odd. (5) Prove the following statement: For all integers n, if n is odd then is odd. (10) Use m… read more
akch2002
Master's Degree
3,214 satisfied customers
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
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
I have 12 questions that I need answers for by Monday. These
I have 12 questions that I need answers for by Monday. These are not that difficult. They are for MTH/221, pre calculus. Can you do this? 12 Questions MTH/221 Exercise 4.1: 4. A wheel of fortune has t… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
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.
...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.

## What Customers are Saying:

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

Mary C.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!!!!

AlexLos 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.

GPHesperia, CA

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

JustinKernersville, 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.

EstherWoodstock, 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.

RobinElkton, 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.

DianeDallas, TX

< Previous | Next >

## Meet the Experts:

rajeevanpillai

Master's Degree

531 satisfied customers

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

Mr. Gregory White

Master's Degree

167 satisfied customers

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

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

1,259 satisfied customers

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

Kofi

PhD in Statistics

893 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.

Show MoreShow Less