Tuesday
October 25, 2016

Posts by ANGELA

Total # Posts: 1,621

physics
Any object that moves through the air (or space) under the influence of gravity is...?
September 22, 2011

physics
a cannonball is fired with initial speed v0 at an angle 30 degrees above the horizontal from a height of 40m above the ground. the projetile strikes the ground with a speed of 1.2v0. find v0.
September 22, 2011

physics
A cat is being chased by a dog. Both are running in a straight line at constant speeds. The cat has a head start of 3.3 m. The dog is running with a speed of 9.0 m/s and catches the cat after 6.7 s. How fast did the cat run? I see that the velocity and time are given, so does ...
September 16, 2011

physics
thank you very much
September 16, 2011

physics
A cannon is fired horizontally from a platform (see figure). The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.0 kg) has an acceleration of +2450 m/s2. At the same time...
September 16, 2011

Science
the first thing you would have to do is rearrange the formula avga= vf-vi/t. swith avg a and time diagonally and let me see how it turns out to ya!
September 13, 2011

IRSC
the sum of the lengths of any two sides of a triangle must be greater than the third side. If a triangle has one side that 17 inches and a second side that is 1 inch less than twice the thrid side, what are the possible lengths for the second and third side.
September 11, 2011

algebra 2 review
0.2(X+3)-4(2x-3)=0.9
September 6, 2011

medical billing
Define and discuss the relationship between patient registration, the hospital chargemaster, coding systems and reimbursement.
August 23, 2011

Fitness
1. Your heart functions in your body as a/an A. filter for impurities. B. organ for absorbing vitamins and minerals. C. muscle that helps to pump oxygen around the body. D. series of joints responsible for endurance. 2. If you’re aerobically fit, you can A. quit your ...
August 21, 2011

math
0.6*10000 6000m 3*200=600
August 19, 2011

Pre Cal/Logarithism
given that f(x)=11^x, find x when f(x)=7 a) x=Ln(7/11) b) x=Ln7/Ln11 c) x= 7/11 d) x= ll sub 7 11
July 24, 2011

Pre Cal
simplify the quotient: [(x+1)^3(4x-9)-(16x+9)(x+1)^2]/[(x-6)(x+1)^3]
July 24, 2011

Pre Cal/ domain
Domain of a) x^20 b) 1/(x-3) c)1/(4x^2-21x-18) d) sqrt(4x^2-21x-18) e) 1/ sqrt(4x^2-21x-18)
July 24, 2011

pre cal 2
tanx(cotx/cosx)=secx tanx(1/tanx)(1/cosx)=secx cross out tanx with (1/tanx) and your left with (1/cosx) which is secx.
July 24, 2011

Pre Cal
Oops. sorry i was distracted while writing and forgot to put the negitive.
July 24, 2011

Pre Cal
and x<3/4 or x>6 is the answer?
July 24, 2011

Pre Cal
isn't it the same as d, because the domain is looked at in the demoninatior?
July 24, 2011

Pre Cal
find the domains of the following functions: a) f(x)=x^20 b) g(x)=1/(x-3) c) h(x)=1/(4x^2=21x-18) d) k(x)=sqrt (4x^2-21x-18) e) p(x)=1/sqrt(4x^2-21x-18)
July 24, 2011

Pre Cal
a radio actice substance decays so that half of the substance decays every 2 minutes. if 100 g of the substance are present initially, how many grams will be present after 4 minutes and 8 minutes respectively?
July 24, 2011

Precal
a 6' person is standing x feet away form a 10' lamppost. what is the distance d from the base of the lamppost to the end of the person's shadow, expressed as a function of x.
July 24, 2011

Pre Cal
which of the expressions are identical? a) cos^2x b)(cosx)^2 c) cos (x^2) d) (sinx)^-1 E) sin^-1 x f) sin (x^-1) g) 1/ sin x
July 24, 2011

Pre Cal
simplify the expression 2sin^2 t + cos^2 t-2
July 24, 2011

Pre cal
a sinusoidal function has a local maximum at (0,2) and the next minimum at (Pi/4, -2). a correct equation for the function is
July 24, 2011

statistics
calculate the probability that a randomly selected student is taller than 5 feet5 inches in height. there are 31 students out of the 57 students who are 5 feet 5 inches in height. I just want to know how to set this problem up.
July 10, 2011

statistics
calculate the probability that a randomly selected student is a female if they are at most 30 years of age, there are 27 females out of 57 students.
July 10, 2011

Math/116
. The function C(g) represents the cost C of filling up the gas tank with g gallons of regular gasoline. Given the equation a) What does the number 3.03 represent?
June 25, 2011

chemistry
Determine the mass of NaCl present needed to prepare 500mL of 4.0%m/v solution. Please show me how to set up problem
June 16, 2011

matt/116
b. For the first phase of the project, imagine you want to cover the backyard with decorative rock and plant some trees. You need 30 tons of rock to cover the area. If each ton costs \$60 and each tree is \$84, what is the maximum number of trees you can buy with a budget of \$2,...
June 12, 2011

Prepare a 700- to 1,050-word paper in which you describe the use of statistics within your workplace or a company with which you are familiar. Address the following questions in your paper: • How are statistics used in your workplace? • What is one example of ...
June 5, 2011

american history
In Virginia, colonists who could pay their way across the Atlantic were granted 50 acres of land to lease for a modest rental fee. The term for such an arrangement was called
May 31, 2011

math/116
Solve for the identical letter. n=15-m, for m
May 29, 2011

math/116
thank you
May 29, 2011

math/116
The formula b=28a is used in New England to estimate the minimum furnace output, b, BTUs, for a modern house with a square feet of flooring. a. Determine the minimum output for a 2300 ft squared modern house. b. solve the formula for a.
May 29, 2011

Economics
The firm currently uses 50,000 workers to produce 200,000 units of output per day. The daily wage per worker is \$80, and the price of the firm’s output is \$25. The cost of other variable inputs is \$400,000 per day. Assume that total fixed cost equals \$1,000,000. Calculate...
May 23, 2011

Prob and stat
A survey asked people to respond to the statement "I will begin my shopping at the last minute." Thier responses are categorized below. Admitted last-minute shoppers by age group Last minute shopper, under 25, 25 to 44, over 44 Yes, 510, 420, 308 No, 620, 480, 390 ...
May 17, 2011

Prob and Stat
A tire manufacturer guarantess that its tires will last for at least 60,000 miles. If the tire fails earlier, the manufacturer offers a prorated replacement. Too many such replacements are bad for business, so the manufacturer tests tires at random to see whether corrective ...
May 17, 2011

Estimating Using Confidence Intervals
An investor wants to determine the true average yield on a selection of investments from the Business week 1000. Suppose the investor draws a random sample of (n=40 firms) and finds an average yield on investment of (xbar = 5.00%) and a sample standard deviation (s = 1.50%). ...
May 17, 2011

Sampling Distribution
It was reported by the National Forensic Center in the Guide to Experts Fees, 1998-99 that the average fee of forensic accountants for court testimony was 1500. Assume that the population standard deviation is 600. What is the probability that, in a random sample of 100 ...
May 17, 2011

Math
Find the difference of two cubes 16y^2-49
May 15, 2011

Sociology
Study of dorm life on campus discovers 60% of residents violate restrictions on alcohol consumption. Publication of the finding would create a furor on campus community. Because no extensive analysis of alcohol use is planned, the researcher decides to keep his findings quiet...
May 15, 2011

Normal Probability Distribution
A professor at a local college noted that the grades of his students were normally distributed with an average percentage of 74 and a population standard deviation of 10. He found that 6.3% of his students received A's while 2.5% of his students failed the course and ...
May 14, 2011

Probability
A college professor has been studying the relationship between the attendance habits of his students and the grades they earn in his courses. A breakdown of 200 of his students revealed the following: Attended regularly --- 160 Attended sometimes --- 40 Passed --- 170 and ...
May 14, 2011

ga
What letters are needed to complete this pattern? ADF GJM
May 11, 2011

Hercules Films is deciding on the price of the video release of its film Bride of the Son of Frankenstein. Marketing estimates that at a price of p dollars, it can sell q = 240,000 − 15,000p copies, but each copy costs \$4 to make. What price will give the greatest profit?
May 8, 2011

math
how to find the area of a sector when the radius is 8 and you leave it in terms of pi
May 5, 2011

math
The problem describes a debt to be amortized. A man buys a house for \$350,000. He makes a \$150,000 down payment and amortizes the rest of the debt with semiannual payments over the next 12 years. The interest rate on the debt is 11%, compounded semiannually. (Round your ...
May 1, 2011

Math
gallons of milk were \$2.30 each. Write an expression to show this for “g” gallons.
April 26, 2011

english
select the sentence that is punctuated correctly. The oil from Eucalyptus trees which are native, to Australia is known for its medicinal properties. The oil from Eucalyptus trees, which are native to Australia, is known for its medicinal properties. The oil from Eucalyptus ...
April 25, 2011

english
Please check for any error and correctt them. THanks!!! We have your letter dated August 17; concerning alternative dates to take discover disposition of the plaintiff and the defendant of this case. We suggest that the disposition be scheduled 1:30 p.m. at your office on ...
April 21, 2011

ENGlish
Please check for errors and correct them. Thanks!!! I received your proposal concerning our collaboration on a play. Your basic plan sound fascinating. I have a cabin on the north shore of Lake Michigan, and if we decide to write the play together I would be happy to offer you...
April 20, 2011

ENGLISH
o ok thanks
April 20, 2011

ENGLISH
where are you talking about?
April 20, 2011

ENGLISH
Please check for any errors. Please make corrections. Thanks!!! Alexandria treasure may have been found after more than three hundred years! The wreckage of a ship believed to be Alexandria has been located off the coast of Florida. The Alexandria disappeared during a ...
April 20, 2011

EnGlIsH
thanks
April 20, 2011

EnGlIsH
Please check for any errors. Correct them and I would appreciate it. Thanks!!! This will confirmed your reservation for a sweet of four rooms on a non-smoking floor for the dates of July 3-July 9. As you requested, we will hold your sweet for your late arrival. Incidentally, ...
April 20, 2011

ENGLISH
Please check for any errors. Correct them for me. Thanks!! Congratulation on your superb achievement. Your new position offers a quite challenge. And I am sure, John that you are the right person for the job. I can think of no one that deserves the promotion more than you do. ...
April 20, 2011

English
ok thanks
April 20, 2011

English
Please check for any errors and correc them. Thanks!!! As we discussed, I have made reservations for three days for a sweet of rooms at the North British Hotel in Glasgow Scotland. There are three connection rooms in the sweet. It should suite your needs quite satisfactorily. ...
April 20, 2011

calculus
find the inflection points for f(x)=x^3-6x-1.
April 12, 2011

Help with English
thanks so much....there are two other posts that i did that has not been check can u check them for me
April 6, 2011

Help with English
Pleae check for any comma errors or capialization.If I need to add or delete any commas, please let me know where. Thank you!! You are invited to our private inventory sale, beginning on Wednesday, June 1 through Saturday, June 12. It is a Kingston tradition to feature on of ...
April 6, 2011

Enghlish-Now
Thank you
April 6, 2011

Enghlish-Now
Please read any if I need to add any commas or delete any, please let me kow where. Thank you!! Your presentation the Martin Managerial Conference in Chicago was excellent. While you were speaking, the audience was more attentive than they had been at any time during the ...
April 6, 2011

ENGLISH
ok thanks
April 6, 2011

ENGLISH
Please check for commas errors and capilization. If I need to add or take out any commas, please show me where. Nashville, TN, November 9, 2011: Anisha Carter was named the new president of M& M Industries, and will take commands of the company on November 14. For the past ...
April 6, 2011

English-Help
Please check for commas errors. If I need to add or take out any commas, please show me where. Have you quit trying to train your dog? Don’t be discouraged. We have the answer to your problem. Professional obedience training can make an amazing different in the enjoyment ...
April 6, 2011

English
Thanks
April 6, 2011

English
Please check for comma errors. If I need to add any commas or take some out please show me where. Thank you!! You seem to be progressing nicely after your back surgery; however, I do want to remind you of the importance of the instructions that was give to you prior to your ...
April 6, 2011

Math
4, -4 38, -38 260, -260 4092, -4092
April 6, 2011

Physical Geography
On the windward side of the mountain, should the relative humidity of the parcel change as it rises from 2000 m to 4000 m?
April 1, 2011

Matt 116 Algebra
This is a discussion problem. y = 45x + 12 I need help solving it
March 31, 2011

English
Make sure all of the commons are used correctly. If I need to add commas please show me where.And any other errors Thanks In your letter of July 18, you made a settlement demand of \$20,000; accordingly, we have forward your settlement demand, the medical reports from Doctor ...
March 31, 2011

It's on page 53 under question number three first bullet :) if we have tha same books lol
March 24, 2011

Math
what is the rational exponent form of ratical b to the 7th power?
March 24, 2011

English
Please check for any type of errors. And corect them for me. Thanks!! RE: Evans vs. Brown I tried to call you about the above case, but learned that you were out of town and would not return until Wednesday. You wrote to me on June 1 to ask what authority I have or to get to ...
March 10, 2011

English
Please checka nd correct fr any errors. Read Johnson vs. Ralston We have received medical information from Midvale Clinic and copies of all the documents we received are enclosed. We received nothing from Dr. Vest and the only items we received from Dr. Greenville were x-rates...
March 10, 2011

English
Please check for any errors. Correc them for me and I would appreciate it. Thank you for your interest in Rogers Video Theater. I am enclosing a copy of the leased agreement. The \$1695.00 unit can be leased for \$98.00 a month for 24 months. The first and last to payments are ...
March 10, 2011

English
Please check for any errors. Let me know if i need to place commas anywhere or delete. Attached are the Widget Sales figures for the past six months. My principle concern is the lack of effectiveness of the sales manager in the Southwest Division. The sales has drop in each of...
March 9, 2011

grammar
Linda Robbins worked in our payroll Department last summer.
March 8, 2011

ENGLISH
thank you
March 3, 2011

ENGLISH
Please check for commas errors, speling and any other grammar error. Please provide the correc answer. The quality in the air in our community interests all of us. We must all work together to keep the air safe for our children. During the past six months we have observed that...
March 3, 2011

geometry
Trapezoid JKLM has an area of 54. If RC = 6 feet and ML = 8 feet, find JK.
March 2, 2011

+ --> a sphere --> (+)
Multiple Choice Help: ** When s conducting sphere is charged positively, initially the charge is deposited on the left side. However, due to the sphere's conducting nature, the charge spreads uniformly throughout the surface of the sphere. Charge is uniformly distributed ...
February 25, 2011

Friction and Charge (Physics Pre-AP 11th Grade)
Here are my guesses for the answers: A. The hazard of charge build up is that the truck could catch on fire. The static buildup could spark. If it did the fuel and air, all at the same time would allow for it to ignite. The static discharge would cause an explosion into fire, ...
February 25, 2011

Friction and Charge (Physics Pre-AP 11th Grade)
When a fuel truck is moving, the friction between the truck tires and the road causes charge to build up. This is an example of charging by conduction. a. Explain why the build up of charge is a hazard. b. What can be done to prevent the hazard that would otherwise be produced...
February 25, 2011

Electrical versus Gravitational Forces (Physics)
Multiple Choice help: * _____ forces between charges are enormous in comparison to ______ forces. * A. electrical, gravitational (possible?) B. gravitational, electrical (possible?) C. positive, negative (wrong, I think) D. negative, positive (wrong, I think) According to the ...
February 25, 2011

[+] (+) [-] PHYSICS PRE-AP 11th GRADE
Thank you very very much, bobpursley!
February 25, 2011

[+] (+) [-] PHYSICS PRE-AP 11th GRADE
A positively charged light metal ball is suspended between two oppositely charged metal plates on an insulating thread as shown below. After being charged once, the plates are disconnected from the battery. Describe the behavior of the ball. Could you please describe the ...
February 25, 2011

Force between Charged Spheres (Physics 11th Grade)
What is the force between two small charged spheres that have charges of 2 x 10^-7 and 3 x 10^-7 if the distance of r is 30 cm. I think you use Force = the constant of K multiplied by the product of the charges divided by the square of the distance again. If you plug in the ...
February 25, 2011

Force if Distance is Doubled (Physics 11th Grade)
Two like-charged balloons, placed at a distance of .5 meters, experience a repulsive force of .32 N. What is the force if the distance between the two balloons is doubled? If you use Coulomb's Law, the equation used to find .32 N was Force = the constant of K multiplied by...
February 25, 2011

Value of a Charge of a Body (Physics 11th Grade)
What is the value of a charge of a body that carries 20 excess electrons? I think that the question asks you to pretend that something is negatively charged by 20 electrons. So I think you take the charge of an electron, which is 1.6 x 10^-19, and multiply it by 20. If you do ...
February 25, 2011

Static Electricity. 11th Grade Pre-AP Physics
Hi everyone. I also broke these up into separate questions because I figured it would be easier to answer that way in case your specialty is one of the questions and not static electricity as a whole. Thanks to everyone who helps!
February 25, 2011

Static Electricity. 11th Grade Pre-AP Physics
Hi everyone! I need some help studying for a test on Static Electricity. I have a few review questions that I don't know how to do. Below they are numbered and in parenthesis I answered what I think you might have to do to get the answer. Please help me in any way you can...
February 25, 2011

Science. 11th Grade Pre-AP Physics
Hi bobpursley. Thank you very much for the starting point. Here goes my guess at the explanation: The positive ball would go first to the negatively charged plate. After which, it would hold a more negative charge. Due to the negative charge, it would travel towards the ...
February 25, 2011

Science. 11th Grade Pre-AP Physics
A positively charged light metal ball is suspended between two oppositely charged metal plates on an insulating thread as shown below. After being charged once, the plates are disconnected from the battery. Describe the behavior of the ball. Thank you so much! Could you please...
February 25, 2011