Pre-Calculus

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

Related Pre-Calculus Questions
Two airplanes leave an airport at the same time. An hour
Two airplanes leave an airport at the same time. An hour later, the planes are 270 km apart. If one plane has traveled 262 km and the other has traveled 276 km during the hour, find the angle Q(teyta)… read more
Sandhya
Master's Degree
6,802 satisfied customers
RATIONALS QUIZ: South Central High Students' Council is
RATIONALS QUIZ:South Central High Students' Council is traveling to Regina for the Students' Council National Conference. They decide to save money going to Regina and can leave tonight by bus. They n… read more
Sandhya
Master's Degree
6,802 satisfied customers
RATIONALS QUIZ: South Central High Students' Council is
RATIONALS QUIZ:South Central High Students' Council is traveling to Regina for the Students' Council National Conference. They decide to save money going to Regina and can leave tonight by bus. They n… read more
Scott
Master's Degree
1,855 satisfied customers
The speed of the train A is 20km/h slower than the speed of
The speed of the train A is 20km/h slower than the speed of the train B. Train A travels 310 km in the same time it takes train B to travel 410 km. Find the speed of each train. Complete the following… read more
MunishK
Assistant Professor
M. Sc Mathematica
13,220 satisfied customers
Town A and Town were 318km apart. Erika travelled from town
Town A and Town B were 318km apart. Erika travelled from town A to town B at a constant speed. At the same time, Wayne travelled from town B to town A at a speed 21km/h faster than Erika along the sam… read more
Sandhya
Master's Degree
6,802 satisfied customers
At 11.35am, Aloysius left town X and travelled to town Y at
At 11.35am, Aloysius left town X and travelled to town Y at a constant speed of 72km/h. At 12.25pm, Royden left town X and travelled to town Y at a constant speed of 97km/h.(a) At what time did Royden… read more
Dr. Arthur Rubin
Doctoral Degree
Doctoral Degree
12 satisfied customers
At 12.40pm, left city P and travelled to city Q at a
At 12.40pm,Christine left city P and travelled to city Q at a constant speed of 75km/h. At 1.22pm, Reagan left city P and travelled to city Q along the same route at a constant speed of 90km/h. (a) At… read more
Sandhya
Master's Degree
6,802 satisfied customers
A man rode a bicycle for 12 miles then hiked an add to 8.
A man rode a bicycle for 12 miles then hiked an add to 8. … read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
HELLO, JOHN HOPE YOU HAD GOOD HOLIDAYS, I HAVE A FEW QUESTIONS
HELLO, JOHN HOPE YOU HAD GOOD HOLIDAYS, I HAVE A FEW QUESTIONS FOR YOU PLEASE AND I NEED THE ANSWERS IN 24HRS IF POSSILBE. 1)7=M/5=;2)LAST MONTH BILLS ELECTRIC BILL WAS \$80.77. THIS MONTH HIS BILL WAS… read more
Math-John
30 satisfied customers
Hi! Can you help with this one? A passenager train is 8mph
Hi! Can you help with this one? A passenager train is 8mph faster than the speed of a fraieght train the passenager train travels 280 miles in the same time it takes the frieght train to travel 240 wh… read more
Chirag
Master's Degree
10,329 satisfied customers
Steve, Please help with these questions below 1, Solve the equation. 1/9 y +2= - 7 The solution of y = what? 2, 4/9 r + 20 = -20 The solution of y= what? 3, 5{7 -5 (6 - b)} – 7 = 7{5(7 b – 6) + 4} -50… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
Please show me how to work out the answers this question: http://tinyurl.com/crhfumr The
Please show me how to work out the answers this question: http://tinyurl.com/crhfumr The answers are reportedly v=190 km/h and theta = 14 degrees West of North.… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Fernandos motorboat can travel 30 mi/h in still water. If
Fernando's motorboat can travel 30 mi/h in still water. If the boat can travel 9 miles downstream in the same time it takes to travel 1 mile upstream, what is the rate of the river's current?… read more
Sandhya
Master's Degree
6,802 satisfied customers
1.Which property of the real numbers is illustrated by the
1.Which property of the real numbers is illustrated by the following statement: 6x + 5x = (6 + 5)x a Commutative property of multiplication b. Associative property of addition c. Associative property … read more
RavinDe
Bachelor's Degree
1,111 satisfied customers
According to the Environmental Protection Agency ratings, the
According to the Environmental Protection Agency ratings, the highest-mileage 2010 car was the gasoline/electric Toyota Prius at 48 mpg in the city. How many liters of gasoline does such a Prius use t… read more
unvrs
Lecturer of Mathematics
Master's Degree
36 satisfied customers
A paddle boat can move at a speed of 10km/h in still water.
A paddle boat can move at a speed of 10km/h in still water. The boat is paddled 20 km downstream in a river in the same time it takes to go 10 km upstream. What is the speed of the river?… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
Question 13 of 20 Two trains travel at right angles to each
Question 13 of 20 Two trains travel at right angles to each other after leaving the same train station at the same time. One hour later they are 100 miles apart. If one travels 20 miles per hour faste… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Question 13 of 20 Two trains travel at right angles to each
Question 13 of 20 Two trains travel at right angles to each other after leaving the same train station at the same time. One hour later they are 100 miles apart. If one travels 20 miles per hour faste… read more
JACUSTOMER-yrynbdjl-
Master's Degree
13 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

168 satisfied customers

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

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

judybailey61

Bachelors Degree

11 satisfied customers

20 years teaching and tutoring experience.

Ashleigh T

Educator

2,956 satisfied customers

Highly-Qualified Educator

Scott

1,855 satisfied customers

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

Kofi

PhD in Statistics

1,525 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