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
There are two vectors A and whose magnitudes are A= 7.1 and
There are two vectors A and B whose magnitudes are A= 7.1 and B= 5.5 what is the vector of C? C=A+B Express your answer using three significant figures. Assume positive sign for the positive direction… read more
Debdatta Bhattachary
Debdatta Bhattachary
Doctoral Degree
424 satisfied customers
Ibuprofen, a common anti-inflammatory medication, has a
Ibuprofen, a common anti-inflammatory medication, has a half-life of 1.9 hours once ingested. You take a dose of 600 mg of ibuprofen. a. Modeling Equation: Working by hand, find an exponential model o… read more
akch2002
akch2002
Master's Degree
2,973 satisfied customers
The Fox TV network is considering replacing one of its
The Fox TV network is considering replacing one of its prime-time crime investigation shows with a new family-oriented comedy show. Before a final decision is made, network executives commission a sam… read more
Brad Summers
Brad Summers
Bachelor of Education
12 satisfied customers
Record your answers and work on the separate answer sheet provided. There
Record your answers and work on the separate answer sheet provided. There are 28 problems. Problems #1–6 are Multiple Choice. Problems #7–17 are Short Answer. (Work not required to be shown) Problems … read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
1) Describe the transformations on the following graph of f
1) Describe the transformations on the following graph of f (x)  log( x) . State the placement of the vertical asymptote and x-intercept after the transformation. For example, vertical shift up 2 or … read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
1) Solve the following equations algebraically. You must show
1) Solve the following equations algebraically. You must show all your work. Learn how to type math roots and fractions by clicking on the link in the assignment list. Alternately, you may type 3 x as… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
MATH 115 FINAL EXAMINATION This is an open-book exam. You
MATH 115 FINAL EXAMINATION This is an open-book exam. You may refer to your text and other course materials as you work on the exam, and you may use a calculator. You must complete the exam individual… read more
Math-John
Math-John
30 satisfied customers
Showing working: (a) Solve the inequality ((x^2 + 11x+ 22)
Showing working: (a) Solve the inequality ((x^2 + 11x+ 22) / (x^2 + 7x + 12)) > 2 (b) Prove that 7^n > 11n, for n ≥ 2. (c) Use the Binomial Theorem to prove that (1 + n)^n ≥ (5/2)n^n - (1/2)n^(n… read more
Math-John
Math-John
30 satisfied customers
An airline frequent-flyer plan offers a bonus of 5000 mi to
An airline frequent-flyer plan offers a bonus of 5000 mi to new members plus 1.5 mi for ever dollar charged on a credit card endorsed by the airline. The linear quation y=1.5x+5000 represents the numb… read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
Scott can answer these questions for me please How do you
Scott can answer these questions for me please How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is … read more
Scott
Scott
MIT Graduate
Master's Degree
16,043 satisfied customers
Show work: How much foil is required to cover a rectangular
Show work: How much foil is required to cover a rectangular box 4 in by 8in by 5in? Use 3.14 as an approximate for π when appropriate. Show work: A physician prescribes 2.5 grams of an antibiotic per … read more
Chirag
Chirag
Master's Degree
10,329 satisfied customers
1 a) Differentiate each of the following functions, identifying
1 a) Differentiate each of the following functions, identifying any general rules of calculus that you use, and simplify your answers as far as possible F(x) = sec(5x)In(cos(5x)) (-1/10 pie < x <… read more
Math-John
Math-John
30 satisfied customers
NOTE: Can you please show your work on the problems. Thanks 2. $2,350
NOTE: Can you please show your work on the problems. Thanks 2. $2,350 is invested in account paying 9% compounded semiannually. How much will the account be worth after 8 years? Show your work. 3. Cha… read more
Scott
Scott
MIT Graduate
Master's Degree
16,043 satisfied customers
MTH1331.Use the graph of f(x) = x2 to match the function
MTH133 1.Use the graph of f(x) = x2 to match the function to its corresponding graph. In words describe the transformation that occurs (ex: The graph of f(x) is shifted 6 units to the left). f(x)=x2 C… read more
Sandhya_sharma
Sandhya_sharma
Master's Degree
Master's Degree
982 satisfied customers
Work the below problem by writing and solving a system of equations.
Work the below problem by writing and solving a system of equations. Please show work. An investor wants to invest $30,000 in corporate bonds that are rated AAA, A, and B. The lower rated ones pay hig… read more
David
David
Post-Doctoral Degree
2,112 satisfied customers
A confidence interval estimate for the population mean is given
A confidence interval estimate for the population mean is given to be (39.50, 47.85). If the standard deviation is 13.639 and the sample size is 41, answer each of the following (show all work): (A) D… read more
Math-John
Math-John
30 satisfied customers
2) Suppose that the length of a rectangle is three cm
2) Suppose that the length of a rectangle is three cm longer than twice the width and that the perimeter of the rectangle is 90 cm. a) Set up an equation for the perimeter involving only W, the width … read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
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
Sandhya_sharma
Sandhya_sharma
Master's Degree
Master's Degree
982 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:

Mr. Gregory White

Mr. Gregory White

Master's Degree

167 satisfied customers

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

rajeevanpillai

rajeevanpillai

Master's Degree

86 satisfied customers

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

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

982 satisfied customers

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

Kofi

Kofi

PhD in Statistics

680 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