Pre-Calculus

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

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

Related Pre-Calculus Questions
I am looking for ideas for a Linear Project for my college
I am looking for ideas for a Linear Project for my college algebra class … read more
GLENN GILONGOS
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
Name: valencia XXXXXXXXX _________ Student Number:
Name: valencia XXXXXXXXX _________ Student Number: XXXXXXXXXXX___________________ 1. Elsie is making a quilt using quilt blocks like the one in the diagram. a. How many lines of symmetry are there? Ty… read more
Ray Atkinson
Ray Atkinson
Bachelor's Degree
1,687 satisfied customers
Hi Ryan. You Think you can you explain what do I have to do
Hi Ryan. You Think you can you explain what do I have to do on QR-5 and QR-6? I do not understand the questions. Please… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
Quadratic Regression (QR) Data: On a particular day in April,
Quadratic Regression (QR) Data: On a particular day in April, the outdoor temperature was recorded at 8 times of the day, and the following table was compiled. Time of day (hour) x Temperature (degree… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
Quadratic Regression (QR) Data: On a particular day in April,
Quadratic Regression (QR) Data: On a particular day in April, the outdoor temperature was recorded at 8 times of the day, and the following table was compiled. Time of day (hour) x Temperature (degree… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
1. Assume the following data were gathered by a manufacturer
1. Assume the following data were gathered by a manufacturer of a robotics component, in units of days of continuous use until the component fails. There are 60 measurements in this data set. Show a h… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
(For guru2009 only) 1. 2x-5y=10; for y Y=___ (Use integers
(For guru2009 only) 1. 2x-5y=10; for y Y=___ (Use integers or fractions for any numbers in the expression. Simplify your answer) 2. Retail prices in a department store are obtained by marketing up the… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
Attention Ryan, Task Background: Regression is a very powerful tool fo
Attention Ryan, Task Background: Regression is a very powerful tool for making predictions. For example, the number of hours that you put into a course ultimately should reflect your final grade avera… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
TeacherGreg, you have been asked this question last year I
TeacherGreg, you have been asked this question last year I see but I'm unable to pull up how you got the problem. Can you help me? I have the pizza etc converted. I just need you to help me figure out… read more
Martin
Martin
Master's Degree
538 satisfied customers
Does Brain Size Matter? Is the size of your brain an indicator
Does Brain Size Matter? Is the size of your brain an indicator of your mental capacity? Are human brain size and intelligence related to each other? The relationship between brain size and intelligenc… read more
Trigeoscal
Trigeoscal
College Math Professor
Master's Degree
960 satisfied customers
Question 1: The data from your sample of 80 employees can be
Question 1: The data from your sample of 80 employees can be found on the tab labelled "Health Exam Results Data." The fasting total cholesterol measurement (mg/dL) is recorded as "cholesterol". Level… read more
Trigeoscal
Trigeoscal
College Math Professor
Master's Degree
960 satisfied customers
"For John" You work for a pharmaceutical company that is
"For John" You work for a pharmaceutical company that is currently testing a new antihypertensive (drug to reduce blood pressure). Your manager has recently asked you to do a quick preliminary analysi… read more
Math-John
Math-John
PhD in Statistics
1,322 satisfied customers
You work for a pharmaceutical company that is currently testing
You work for a pharmaceutical company that is currently testing a new antihypertensive (drug to reduce blood pressure). Your manager has recently asked you to do a quick preliminary analysis looking a… read more
Math-John
Math-John
PhD in Statistics
1,322 satisfied customers
1.​For each correlation coefficient below, calculate what proportion
1.​For each correlation coefficient below, calculate what proportion of variance is shared by the two correlated variables: a. r = 0.25 b. r = 0.33 c. r = 0.90 d. r = 0.14 2.​For each coefficient of d… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
1. The scatter plot below shows the relationship between the
1. The scatter plot below shows the relationship between the day of a particular month a stock was valued and the price of the stock in dollars. The horizontal axis represents the day of the month. Us… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
Ou work for a pharmaceutical company that is currently
ou work for a pharmaceutical company that is currently testing a new antihypertensive (drug to reduce blood pressure). Your manager has recently asked you to do a quick preliminary analysis looking at… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
You work for a pharmaceutical company that is currently testing
You work for a pharmaceutical company that is currently testing a new antihypertensive (drug to reduce blood pressure). Your manager has recently asked you to do a quick preliminary analysis looking a… read more
Math-John
Math-John
PhD in Statistics
1,322 satisfied customers
Urgent Help please...MAT 540 Quantitative Methods Assignment
Julia Robertson is a senior at Tech, and she's investigating different ways to finance her final year at school. She is considering leasing a food booth outside the Tech stadium at home football games… read more
Mr. Gregory White
Mr. Gregory White
Master's Degree
Master's Degree
167 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.

JustAnswer in the News:

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.
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

rajeevanpillai

Master's Degree

323 satisfied customers

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

Mr. Gregory White

Mr. Gregory White

Master's Degree

167 satisfied customers

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

mhasan420

mhasan420

Master's Degree

37 satisfied customers

BA Maths, Oxford

JACUSTOMER-yrynbdjl-

JACUSTOMER-yrynbdjl-

Master's Degree

13 satisfied customers

I have taught college Mathematics for the past 10 years.

Dr. Arthur Rubin

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

Sandhya_sharma

Master's Degree

1,191 satisfied customers

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

Kofi

Kofi

PhD in Statistics

805 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

Ask Your Question

x