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
For the given functions f(x) and g(x), evaluate the
For the given functions f(x) and g(x), evaluate the indicated function: Find (f + g) (-2) when f(x) = (2𝑥^3 – 3x – 30) and g(x) = (6𝑥^2 + 2x)… read more
DebdattaBhattacharya
DebdattaBhattacharya
Doctoral Degree
4,229 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
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
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
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
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
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
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
I have seven questions in discrete Mathematics.the questions
I have seven questions in discrete Mathematics.the questions are as follows; Question 1 (5 marks) The functions and are given by :fR :gRR1()3xfx and ()32gxx. Determine the functions  and ()gfx… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
Directions: Solve the problems below. Make sure to show your
Directions: Solve the problems below. Make sure to show your work when applicable. 1. Simplify the expression. + (32 – 42) 2. Simplify the expression. √625 3. Evaluate the expression for a = –1 and b … read more
Ray Atkinson
Ray Atkinson
Bachelor's Degree
1,687 satisfied customers
Calculate the spherical distances between the following
Calculate the spherical distances between the following points.(0,1,0) and (0,-1,0) ii (0,1/ROOT2,1/ROOT2) and (0,-1/2,-ROOT3/2) IV (1,0,0,) and(0,1/root2,1/root2). b. Calculate the area of the spheri… read more
Math-John
Math-John
30 satisfied customers
I need help with the following problems, I have done many of
I need help with the following problems, I have done many of these over and over, I just do not know the formulas. I was hoping that I can get an answer, and the steps to solve each of the following q… read more
Math-John
Math-John
30 satisfied customers
#3 3/yv^2 + 1/y^2 add. simplify if possible #5 [(r^2+7r)/(r^2+4r-21)]/(r/3)
#3 3/yv^2 + 1/y^2 add. simplify if possible #5 [(r^2+7r)/(r^2+4r-21)]/(r/3) divide and simplify #7 (5-x)/(7-x)=2/(x-7) solve #8 [ 2/(4+z)]+[5/(4+z)] add #9 3/(z+7)=2/(z-2) solve #10 [(-44+11y)/2]/[(49… read more
Ray Atkinson
Ray Atkinson
Bachelor's Degree
1,687 satisfied customers
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
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
Hello Scott, I need help with 24 question on my math quiz.
Hello Scott, I need help with 24 question on my math quiz. Will you be able to help? Here is the link: http://www.mediafire.com/?sctgcy8dcy7gdow Thank you for your time and understanding.… read more
Scott
Scott
MIT Graduate
Master's Degree
2,046 satisfied customers
For Lenny Mat/116 Reading is found from if this helps. Please
For Lenny Mat/116 Reading is found from if this helps. Please do not answer in higher math as I will use this to figure these things out later on. If you do not have this book and this chapter, I will… read more
JACUSTOMER-yrynbdjl-
JACUSTOMER-yrynbdjl-
Master's Degree
13 satisfied customers
Thanks for the heads up I am actually REALLY going to need
Thanks for the heads up I am actually REALLY going to need your help I will post the questions early on the week thanks!!!!… read more
Scott
Scott
MIT Graduate
Master's Degree
2,046 satisfied customers
solve the system by subtitiution method1.x^2+y^2=148
solve the system by subtitiution method 1.x^2+y^2=148 x-y=10 2.x-y=1 x^2-xy-y^2=-19 3.solve the system by addition method 2x^2-4y^2=-8 5x^2+3y^2=32 4.solve the system x^2+(y+8)^2=81 x^2-9y=153 5.diffe… read more
akch2002
akch2002
Master's Degree
3,876 satisfied customers
Please justify your answers to the following questions 2. Biologists
Please justify your answers to the following questions 2. Biologists want to set up a station to test alligators in the lake for West Nile Virus. Suppose that the costs for such a station are $2,750 f… read more
Sandhya_sharma
Sandhya_sharma
Master's Degree
Master's Degree
1,535 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

168 satisfied customers

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

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

Trinity T

Trinity T

Educator

15,201 satisfied customers

Highly-Qualified Educator

Kofi

Kofi

PhD in Statistics

11,563 satisfied customers

Masters in Mathematics and Statistics

Scott

Scott

MIT Graduate

2,046 satisfied customers

Over 13,000 accepts & 100% feedback in the old math category

Sandhya_sharma

Sandhya_sharma

Master's Degree

1,535 satisfied customers

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

< 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