Pre-Calculus

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

Related Pre-Calculus Questions
Factory A makes lamps. The probability that a lamp is
Factory A makes lamps.The probability that a lamp is defective is 0.02. A random sample of 500 lamps is tested.a. [8 marks]i) Find the probability that there is exactly 10 defective lamps in the sampl… read more
R.R. Jha
Bachelor's Degree
6,465 satisfied customers
A maintenance worker is looking at the top of a telephone
A maintenance worker is looking at the top of a telephone pole which he needs to climb. If he is 5.3 ft tall and the angle of elevation from his eye to the top of the pole is 58 degrees and he is stan… read more
Kofi
Mr
Ph.D.
390 satisfied customers
PC-Express is a computer retail store that sells two kinds
PC-Express is a computer retail store that sells two kinds of microcomputers: desktops and laptops. The company earns \$700 profit on each desktop computer it sells and \$900 profit on each laptop. The … read more
akch2002
Master's Degree
2,855 satisfied customers
Shenise is a star player for her women's basketball team.
Shenise is a star player for her women's basketball team. She has injured her ankle and it is doubtful she will be able to play in an upcoming game. If Shenise can play the coach estimates that the te… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
A game has an expected value to you of ​\$200. It costs ​\$200
A game has an expected value to you of ​\$200 . It costs ​\$200 to​ play, but if you​ win, you receive​ \$100,000 (including your ​\$200 ​bet) for a net gain of ​\$99 comma 800 . What is the probability of… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
What is the difference between radical equations and
What is the difference between radical equations and fractional exponents? How are they alike? Provide an example in your explanation.This is for college algebra… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
Q. One canned juice drink is 25% orange juice; another is
Q. One canned juice drink is 25% orange juice; another is 10% orange juice. How many liters of each should be mixed together in order to get 15L that is 24% orange juice?How many liters of the 25% ora… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Hello Scott- Can you please help me with the attached questions they are do Sunday. Also I am going to need to help with a final exam it is 30 problems and they give us 3 hours to do it. I have to do … read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Hello i need the answers to pennfoster exams 00702700,00702900,
Hello i need the answers to pennfoster exams 00702700,00702900, 00703000, 00703100, 00703200, i would like to use them as comparasion to the answer i have now. Thank you :)… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
I have these 11, here is the link, thank you for your help!!
I have these 11, here is the link, thank you for your help!! Please show all work and will provide a good tip as well thank you!! http://www.mediafire.com/?h1cb0qtwc47qca8,c6pzjnwj69ujw87,oimgly7lfmma… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
Questions 12 to 15 The value of a stock market share may be
Questions 12 to 15 The value of a stock market share may be assumed to vary from day to day according to the following rule: if it is worth £n one day (n > 0), then the next day with probability p … read more
Trigeoscal
College Math Professor
Master's Degree
960 satisfied customers
A block M lies in equilibrium on a rough plane inclined at
A block M lies in equilibrium on a rough plane inclined at an angle a to the horizontal, and the coefficient of static friction between the block and the plane is µ. The direction of the string attach… read more
Martin
Master's Degree
538 satisfied customers
(probability) I have doc attachment it will be more better
Attachment: 2012-12-24_135028_probability.docx (probability) I have doc attachment it will be more better than this Q1) The joint p.d.f of the r.v.'s X and Y is given by: fX,Y (x,y) = xe-(x+y) , x>… read more
Math-John
30 satisfied customers
Hello, I have 12 questions that has to be answered by this
Hello, I have 12 questions that has to be answered by this Sunday (12/16/12) Here's the link to the 12 questions: http://www.mediafire.com/view/?ksqsjetlu3e65tu… read more
Trigeoscal
College Math Professor
Master's Degree
960 satisfied customers
First time here. I'm not familiar with the process as of
First time here. I'm not familiar with the process as of yet, but I thought it would be easier to create a visual document instead of typing up the questions (less cluttered that way). The questions a… read more
Martin
Master's Degree
538 satisfied customers
For Mr. Glenn G. Describe the chi-square goodness-of-fit test.
For Mr. Glenn G. Describe the chi-square goodness-of-fit test. Provide a detailed explanation of what this test measures, and how it is similar to and different from the independent t-test. How do you… read more
Trigeoscal
College Math Professor
Master's Degree
960 satisfied customers
Hello, I have 38 questions, and I am offering \$38 dollars for
Hello, I have 38 questions, and I am offering \$38 dollars for help with them. Thanks These are Algebra questions I need answers to. For Math experts only!!!!… read more
akch2002
Master's Degree
2,855 satisfied customers
Matt
Master's Degree
335 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:

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

749 satisfied customers

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

Kofi

Mr

390 satisfied customers

Mathematics and Statistics

Tom Piscaer

Engineer

1,792 satisfied customers

Expert in Math, Physics and Chemistry

< 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