Tuesday
March 3, 2015

Posts by ANONYMOUS


Total # Posts: 78,461

Physics
tarzan, mass 85 kg, swings from a tree on the end of a 20. m vine his feet touch the ground 4.0m below the tree. how fats was he moving when he reaches the ground
January 6, 2015

Math
((2x)/(x-1)) - (9/(x-2)) Is the answer (2x^2 - 13x + 9)/(x^2 - 3x + 2), or can it be simplified further? I got an answer to this question before, but it seems like they did it with 9x instead of 9.
January 6, 2015

Physics
A lunar lander in powered descent at 100 m above the surface of the moon slows down from a velocity of 20 m/s to 0.5 m/s at constant acceleration. Assume that the lander has a mass of 20,000 kg and that burning the fuel does not change the mass. Answer the following questions...
January 6, 2015

Health
What are some things in a house that increase risk of poisoning?
January 6, 2015

French
Does ne + avons equal n'avons?
January 6, 2015

Algebra PLEASE?
All you need to do to get an irrational is take the square root of a number that is not a perfect square. None of the numbers are perfect squares. After you do that you can do any closed operation you want with the resulting irrational and the two other rationals and you will...
January 6, 2015

math
Ms.Sue is right, the next 3 would be 0.93,1.02, and 1.11
January 6, 2015

Language arts
The rising action of a plot is the series of events that build up and create tension and suspense. so, it would be b or d
January 6, 2015

Accounting, maths literacy, business studies, economics

January 6, 2015

math
$12.07
January 6, 2015

Math
It is 9, not 9x.
January 6, 2015

Math
((2x)/(x-1)) - (9/(x-2)) Is the answer (2x^2 - 13x + 9)/(x^2 - 3x + 2), or can it be simplified further?
January 6, 2015

Math
2/(x + 4) + x/(x - 3) Is the answer (x^2 + 6x - 6)/(x^2 + x - 12), or can this be simplified further?
January 6, 2015

Civics
I think it is C
January 5, 2015

Civics
Why limit the jurisdiction of the Supreme Court? A. People prefer to go to local courts because they don't have to travel so far. B. The justices sitting on the court have a limited amount of time. C. Congress made decisions that limited the jurisdiction. D. The U.S. ...
January 5, 2015

history
What event started Lenin on the path to becoming a communist revolutionary?
January 5, 2015

history
Why did Marx call communism "the end of history"?
January 5, 2015

math
A woman walks 200 yards west along a straight shoreline and then swims 50 yards north into the ocean on a line that is perpendicular to the shoreline. Using her starting point as the pole and the east direction as the polar axis, give her current position polar coordinates. ...
January 5, 2015

Math
Thanks!
January 5, 2015

Math
I didn't get what you're saying
January 5, 2015

Math
e(x + 1) + e(x - 4) = ? e(2x - 3) or 2e(2x - 3)?
January 5, 2015

Math
it 11
January 5, 2015

Math
Show how you can use repeated subtraction to find how many groups of 7 are in 28. Then write the division sentence for the problem.
January 5, 2015

Math
How did you get that?
January 5, 2015

Math
((x + 2)/5) + ((3x - 4)/10) Is the answer 5x?
January 5, 2015

math
i cant click into the website also, i just wanted to know how to divide 66 2/3 by 100 ...
January 5, 2015

math
write 66 2/3% as a fraction simplest form what i did: i put 66 2/3 over 100. i dont know how to divide that
January 5, 2015

Math 1
Help
January 5, 2015

FIN 100
P5: The following information is available to you: travelers’ checks = $1 million; coin and paper currency = $30 million; repurchase agreements and Eurodollars = $15 million; demand deposits = $25 million; retail money market mutual funds = $60 million; savings accounts ...
January 5, 2015

Math
21
January 5, 2015

Math
Capacity Homework? I was doing my grade 8 math homework on capacity, and I was told to order the capacity of Vase A, B, and C from least to greatest. Vase C is a hourglass based prism, and I don't know the formula for it. Please help?
January 5, 2015

math,trigonometry
thank you so much !! :)
January 5, 2015

math,trigonometry
solve each triangle described below using Δ ABC : 1)a = 10, A = 16°, B = 49° 2)a = 8, b = 7, A = 88° I dont know how to do this i forgot ... could u help (Steve, or Mrs.Sue, or Writeteacher plz help) this topic is Oblique triangle
January 5, 2015

art
Jennifer throws a fair six-sided die, what is the probability that she throws either 1,2,3,4,5,or 6?
January 5, 2015

Math
Identify this polynomial as a perfect square trinomial, a difference of squares, or neither. 9a^2+9a+36 Is it difference of squares?
January 4, 2015

Pre-calc/trig
nvm for this one
January 4, 2015

Pre-calc/trig
5=log3(x^2+18)
January 4, 2015

Fitness and nutrition
What are the signs of heat exhaustion
January 4, 2015

math
If the temperature is 3°f at 10:00 p.m, and the temperature falls four degrees overnight, what is the resulting temperature
January 4, 2015

Pre-calc/Trig
For each parabola, find the vertex and focus. x= (1/400)y^2 y= 1/8(x-3)^2-1
January 4, 2015

Pre-calc/Trig
For each parabola, tell in which direction the graph opens. x= 1/2y^2 y= -1/24x^2
January 4, 2015

Analytical Geometry
a soccer game is being televised by a certain tv station. a camera is situated 10 meters away from the longer side of the soccer field and 7 meters from the middle part.
January 4, 2015

math
Draw a number line counting by 10s for 240
January 4, 2015

Math
John was visiting three cities that lie on a coordinate grid at (-4, 5), (4, 5), and (-3, -4). If he visited all the cities and ended up where he started, what is the distance he traveled? Round your answer to the nearest tenth. (like 3.2 or 5.7)
January 4, 2015

english
"keep on crying out, dont let me hit the ground" your soul is crying out, dont let hit me the ground"
January 4, 2015

english
What does don't let me hit the ground means? it's part of the verse in the song i chose to present in school please just give me an idea on what those words mean
January 4, 2015

Physics, Math, Aerospace, Engineering
That is not the correct value for a, you must divide f by m giving you .469m/s2 From there divide the original 99.1 m/s by .469m/s^2 to give you your time.
January 3, 2015

Algebra2
the -16 comes from the acceleration due to gravity. That is -32 ft/s^2. The general form starting at height h with upward velocity v is s(t) = h + vt + 1/2 at^2 where a is negative, since gravity pulls downward.
January 3, 2015

language arts
is it d?
January 3, 2015

language arts
choose the meaning of the word stealthily in the sentence. The spies moved stealthily among the colonists, trying to gather information for the British leaders A openly B noisily C swiftly D sneakily is it c or d?
January 3, 2015

maths
ar^3 = 7 ar^7 = 16807 So, that means that ar^7/ar^3 = r^4 = 16807/7 Now it's easy to find r.
January 3, 2015

Math
just convert to the slope-intercept form, and read them off. 2y + 4n = -6x 2y = -6x - 4n y = -3x - 2n
January 3, 2015

trig
the two functions are clearly not the same, since one is pure sines and cosines (just a bunch of wavy stuff), and the other is pure tangents (full of asymptotes).
January 3, 2015

Calculus
∫csc x cot^2 xdx
January 3, 2015

Science
Please explain what the authors, Hewlett, Martinez & Peters, Ted, mean when they write that the neo-Darwinian model is very fertile? Please explain one of their three examples of this fertility.
January 2, 2015

Science
According to the authors, Hewlett, Martinez & Peters, Ted, why should the Christian commitment to truth lead Christians to support Darwinian and neo-Darwinian scientific research?
January 2, 2015

Biology
Does the electron transport chain part of cellular respiration involve carbon or carbon dioxide?
January 2, 2015

math
Evan buys 2 CDs. $1.49 is added to the total price which is the 5% sales tax. What is the cost for each of the CDs?
January 2, 2015

physics
Explain why a minibus is more likely to topple over when the roof rack is heavily loaded than when the roof rack is empty.
January 2, 2015

language arts
thank you! do you know the answer to the other question I posted?
January 2, 2015

language arts
2 100% right
January 2, 2015

language arts
what do you think Mrs. sue?
January 2, 2015

language arts
ok. are you sure? I was thinking 1. Thanks for you r help!
January 2, 2015

French
Would the contraction for du and les be des?
January 1, 2015

physics
A ball strikes against the floor and returns with double velocity.In which type of collision is it possible?
January 1, 2015

Biology
Which of the following sequences is an example of a point mutation of the DNA sequence -A-A-G-T-G-C- ? (What?) -A-A-A-T-G-C- -A-A-G-U-G-C- -G-T-A-G-A-A-C- -A-A-G-G-T-C-
December 31, 2014

Calculus
f(x)= x/(1+x)^2 c) find the intervals of concavity and the inflection points. My answers: f is concave downward on (- infinity, 2) and concave upward on (2, infinity). Inflection point: ( 2, 2/9)
December 31, 2014

Calculus
Thank you, Damon!
December 31, 2014

Calculus
I don't get how you get this part: f' = (1-x)/(1+x)^3 f" = [(-1)(x+1)^3 - 3(1-x)(x+1)^2]/(x+1)^6 = [-(x+1)+3(x-1)]/(x+1)^4 ( I don't understand how you got this!!) = (-x-1+3x-3)/(x+1)^4 = (2x-4)/(x+1)^4
December 31, 2014

psych
Imagine you are a researcher who believes that a relaxation technique involving visualization will help people with mild insomnia fall asleep faster. You randomly select a sample of 20 participants from a population of mild insomnia patients and randomly assign 10 to receive ...
December 31, 2014

english
Essays, articles, and speeches are all works of nonfiction. Which of the following is an accurate statement about the authors of nonfiction? A. They are always real people. B. Their style is always full of figurative language. C. They usually focus on retelling historical ...
December 31, 2014

Calculus
What is the derivative of f(x)=(10-3x)/2• sqrt of (5-x)?
December 31, 2014

physics
10. A 2-kg object is moving at 3m/s. A 4-N force is applied in the direction of motion and then removed after the object has traveled an additional 5m. The work done by this force is: A. 12 J B. 15 J C. 18 J D. 20 J E. 38 J ans: D 11. A sledge (including load) weighs 5000 N. ...
December 31, 2014

Calculus
f(x)= x/(1+x)^2 a) find the intervals on which f is increasing or decreasing. Is it ....f is decreasing on the intervals (- infinity, -1) and (1, infinity)...f is increasing on the interval (-1, 1)....... b)find the local min and max values of f.. For f(-1) I got undefined... ...
December 31, 2014

Math
I am aware. However, my test says to ONLY use multiplication or division using fractions.
December 31, 2014

Math
If 360 workers called in sick and 240 went to work, how many workers work at the company all together? Solve using fractions and multiplication or division. Obviously the answer is 600 but how do I solve the problem using multiplication or division?
December 31, 2014

Calculus
a) find the intervals on which f is increasing or decreasing. Is it ....f is decreasing on the intervals (- infinity, -1) and (1, infinity)...f is increasing on the interval (-1, 1)....... b)find the local min and max values of f.. For f(-1) I got undefined... f(1)=1/4....... ...
December 31, 2014

Algebra
.06 (3000)t = 500
December 31, 2014

earth science
monsoon
December 30, 2014

Pre-Calc/Trigonometry
oh okay i got 25 minutes, is that right?
December 30, 2014

Pre-Calc/Trigonometry
You place a cup of 205oF coffee on a table in a room that is 72oF, and 10 minutes later, it is 195oF. Approximately how long will it be before the coffee is 180oF? Use Newton's law of cooling: 1 hour 25 minutes 15 minutes 45 minutes
December 30, 2014

Pre-Calc/Trig
A potato is put into an oven that has been heated to 350F. Its temperature as a function of time is given by T(t) = a(1 - e-kt) + b. The potato was 50F when it was first put into the oven. if the potato is 60F after 2 minutes, what is the value of k? ...
December 30, 2014

Pre-Calc/Trig
okay thanks :)
December 30, 2014

Pre-Calc/Trig
A body was found at 6 a.m. outdoors on a day when the temperature was 50oF. The medical examiner found the temperature of the body to be 66oF. What was the approximate time of death? Use Newton's law of cooling, with k = 0.1947. A. Midnight (12 a.m.) B. 5 a.m. C. 2 a.m. D...
December 30, 2014

us history
Thx! I bet this person goes to Lavilla like me... It's on our civics take-home test
December 30, 2014

us history
Army Major Hart is accused of stealing the payroll for his division. Which type of law would he be subject to: A. Civil B. Criminal C. Military D. Constitutional
December 30, 2014

Health
But there are both good and bad stress.
December 30, 2014

Health
Would laughing to jokes count as stress?
December 30, 2014

REVISED Improving Writing.
Thank you, I corrected that :) !
December 30, 2014

REVISED Improving Writing.
Draft an interoffice memorandum to Miriam Hopkins, the Director of Human Resources: a. Assume that you’ve received confirmation from Jeremy Dittmer for the date, time, and materials needed. The trainer he has assigned is Deb Walker (email: Deb.Walker..). b. Outline the ...
December 30, 2014

Math
142500
December 30, 2014

algebra
a premature baby weighs only 3 pounds, 2 ounces at birth. After 16 days in intensive care, the baby has gained 22 ounces. Measure the babys age in days and weight in ounces. Assume the baby continues to gain weight at this same rate and a month has 30 days. What could be a ...
December 30, 2014

maths
An open rectangular box measuring 28cm by 20cm by 12cm internally is made of wood 0.5 cm thick. find the volume of wood used in making box?
December 30, 2014

physics
Two carts are in contact on a horizontal frictionless surface. Cart 'A' has a mass of 3 kg, and cart 'B' a mass of 2 kg. (a) Find the force F on 'A' needed to give the two carts an acceleration of 0.8 m/sec2 . What is then the force exerted on 'B&#...
December 30, 2014

Pre-Trig/Calc
Please help :) A potato is put into an oven that has been heated to 350F. Its temperature as a function of time is given by T(t) = a(1 - e-kt) + b. The potato was 50F when it was first put into the oven. What is the value of b in this context? Explain. What is ...
December 29, 2014

PRE-CALC
thanks Damon :)
December 29, 2014

PRE-CALC
If you put $2,000 in a savings account that pays 6% interest compounded continuously, how much money will you have in your account in 4 years? Assume you make no additional deposits or withdrawals
December 29, 2014

geometry
draw the grid
December 29, 2014

geometry
Find the locus of a point which is equidistant from the origin and the point (-2,5)
December 29, 2014

RE RE REVISED IMPROVING WRITING
Special note to my all time favorite: Writeacher: I am sorry that my changes seemed as if I did not read your first notations, I did and I admit I changed only a few words. I am sorry if you thought I ignored it and just re submitted it. I am a beginner in writing business ...
December 29, 2014

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