Saturday
August 29, 2015

Posts by ANONYMOUS


Total # Posts: 83,605

Integration
think of it as (x-)^(-1/2) looks like (2x-1)^(1/2) + c or sqrt(2x-1) + c to me
August 21, 2015

Math- Need Help
You apparently multiplied the first equation by 3 and the 2nd by 4. Your first should have been 15x + 12y = 15 and then 16x + 12y = 20 subtract them x = 5 back into the first: 5x+4y=5 25+4y=5 4y = -20 y = -5 your line of 31x/31= 38/31 makes no sense. Looks like you added the ...
August 21, 2015

llinear programming
Mountain Laurel Vineyards produces three kinds of wineMountain Blanc, Mountain Red, and Mountain Blush. The company has 17 tons of grapes available to produce wine this season. Acask of Blanc requires 0.21 tons of grapes, a cask of Red requires 0.24 tons, and a cask of Blush ...
August 21, 2015

Algebra 1
Your cousin is eight years older than your brother three years ago your cousin was twice as old as your brother how old is your cousin now how old is your brother now
August 21, 2015

math
Water is poured into a right circular cone with a height of 10 cm and diameter of 8 cm until it is three-fourths full. All this water is then poured into an empty cylindrical container with a radius of 5 cm and height of 9 cm. What is the height of the water in the cylinder?
August 20, 2015

Math
-3 * 1/4
August 20, 2015

math
Is (x+y)2 equal to (x2+y2)? Explain why or why not using an example to support your answer.
August 20, 2015

Science
In a scientific experiment, facts, figures, and other evidence gathered through observations are called? A. Data(?) B. Manipulated Variables C. Responding Variables D. Laws
August 20, 2015

The Chemistry of Life Quiz // Just Answers please
did you figure out if they were right or not?? I have the same answers but I'm afraid I'm wrong.
August 20, 2015

Math
The present ages of a man and his wife are as 6:4. Five years ago their ages were in the ratio 5:3. What is the age gap of the couple?
August 20, 2015

science
I need help with an acrostic poems or name fororn for lab sa
August 20, 2015

algebra
Slope-intercept form y = mx + b (y-y1)/(x-x1) = (y2-y1)/(x2-x1) m = (y2-y1)/(x2-x1)
August 20, 2015

database
ERD of _ A patient can make many appointments with one or more doctors in the clinic, and a doctor can accept appointments with many patients. However, each appointment is made with only one doctor and one patient. _ Emergency cases do not require an appointment. However, for ...
August 20, 2015

Math
14-2.6+9
August 20, 2015

Mathematics
A company manufactures two products X and Y by means of two processes A and B. The maximum capacity of process A is 1750 hours and of process B 4000 hours. Each unit of product X requires 3 hours in A and 2 hours in B, while each unit of product Y requires 1 hour in A and 4 in...
August 19, 2015

Calculus
(3x |x-2|) / x-2 What is the limit as x approaches 2 from the left side?
August 19, 2015

math
ek sankhya a b se 40% kam hai b a se kitne pratisat adhik hai
August 19, 2015

crj220
Taking what appears to be moral behavior and explaining it instead in terms of self-interest is a strategy known as
August 19, 2015

Calculus
(2x + sin x)/x What is the limit as x approaches zero?
August 19, 2015

Algebra 2
A store has sales of $500 in their first month. If sales increase at a rate of $10 each month, they can be modeled by this equation: es002-1.jpg Use summation notation to model and evaluate the sales for the first ten years. Explain your steps.
August 19, 2015

Math
Raquel is mowing her rectangular lawn. The area of her lawn is 800 sq.ft The width of her yard is twice as long as the length of the yard. How wide is her yard? How long is her yard?
August 19, 2015

Physics
5. A skier wearing a fully-body ski suit of surface area 1.8 m2 is losing heat by convective and radiation processes off the surface of the ski suit at a rate of 95 W. Given that the suit is filled with goose down 15 mm thick with a thermal conductivity of 0.025 Wm−1K&#...
August 19, 2015

Physics
A concert hall of volume 2000 m3 contains air at a temperature of 25 ◦C and relative humidity 80 %. Given that the density of water vapour in saturated air at 25 ◦C is 22.8 g/m3 and that the temperature and pressure of the concert hall remain constant what mass of...
August 19, 2015

Linear Systems and Statistics
A camera store sells 40 pairs of binoculars per week on average with a standard deviation of 6. What is the probability that the store will sell more than 52 pairs binoculars in any week? 8.28% 3.57% 7.24% 2.28% 4.55%
August 19, 2015

Math
NVM its the 3rd choice i got it!!
August 19, 2015

Math
The mass of Pluto is approximately 1 × 1022 kg, while the mass of Neptune is approximately 1 × 1026 kg. Which of the following is true? The mass of Pluto is approximately one thousand times that of Neptune. The mass of Neptune is approximately one thousand times ...
August 19, 2015

Math
(05.01)A scale drawing of a living room is shown below: A rectangle is shown. The length of the rectangle is labeled 3 inches. The width of the rectangle is labeled 5.5 inches. The scale is 1 to 30. What is the area of the actual living room in square feet? Round your answer ...
August 19, 2015

Physics
A bird watcher meanders through the woods, walking 1.07 km due east, 0.533 km due south, and 4.62 km in a direction 50.1 ° north of west. The time required for this trip is 1.451 h. Determine the magnitudes of the bird watcher's (a) displacement and (b) average velocity.
August 19, 2015

physics
A boy runs 10.3 blocks North, 6.1 blocks Northeast, and 5 blocks West. Determine the length of the displacement vector that goes from the starting point to his final position. Determine the direction of the displacement vector. Use counterclockwise as the positive angular ...
August 18, 2015

Math dimensional anaylsis
3 ft= 1yd 9*3= 27ft 1hr=60min 3hr=180min 27ft/180min simplify 3ft/20min
August 18, 2015

English
446
August 18, 2015

Environmental Conservation
Pay attention in Geography 121 and you would know
August 18, 2015

cp biology
like how u help otheRS?
August 18, 2015

introduction to computers
you need to install an operating system on a computer that will be sharing files for the company employees. You estimate there eill be as many as 15 users accessing these files at one time. Which operating system is ideally suited for this machine?
August 18, 2015

introduction to computers
how do you access the context menu for a desktop or a file in windows explorer
August 18, 2015

Algebra
y=(x^2 + 2)/ (3x^2 - 5) Is the asymptote at x= sqrt. 5/3 y=o
August 18, 2015

Algebra
Simplify: ∜(8/9a^3) The answer key says 648/(a^3)^(1/4). ??????????
August 18, 2015

Physics
How Much Work Is Done Against Gravity In Sliding A 500g Object Through 2m Up A Smooth Plane That Is Inclined 30degree To The Horizontal(g=9.8)
August 18, 2015

physics
72
August 17, 2015

physics
An airplane passenger has 150 ml of air in his stomach just before the plane takes off from a sea level airport where the pressure is 1 atm. What volume will this air have at a cruising altitude where the pressure in the man’s stomach has equalized with the cabin pressure...
August 17, 2015

Algebra
Simplify. (8/9a^3)^(1/4)
August 17, 2015

math
If the angles of a triangle arc in the ratio of 5:6:7, the triangle is Acute Obtuse Right Isosceles Equilateral
August 17, 2015

PHYSICS
A hypothetical planet has a mass 1.49 times that of Earth, but the same radius. What is g near its surface?
August 17, 2015

math
Find the length of the line segment joining the points whose coordinates are (-3,1) and (5,-5)
August 17, 2015

chemistry
Ethane burns in limited supply of air to give carbon monoxide. What would be the balanced equation for it?
August 17, 2015

Geography
Thanks
August 17, 2015

Geography
Which of the following rivers drains into the Atlantic and provides a major international port for Georgia? 1. Flint 2. Cossa 3. Altamaha 4. Savannah
August 17, 2015

english MS.sue help please
last one An abstract noun names a(n) place thing idea **** am i right
August 17, 2015

english MS.sue help please
In a short story, the problem that moves the action of the story forward is known as the them conflict *** protagonist am i right
August 17, 2015

english MS.sue help please
Which of these is a compound noun? flashlight*** birds butter am i right
August 17, 2015

english
no
August 17, 2015

english
idea then???
August 17, 2015

english
An abstract noun names a(n) place **** MY ANSWER thing idea
August 17, 2015

Algebra
Please check this. f(x)= 1/(x-1)^2 - 5 D= all real numbers, x does not equal to -5 R= all real numbers, y does not equal to 1
August 17, 2015

math
if 22, 73 ,36,26,51 were selected from 1-90 next selection will be what numbers
August 17, 2015

physical science
the elevators in the landmark tower yokohama japan are among the fastest in the world. they accelerate upward at 3.125 m/s2 for 4.0 seconds to reach their final speed. if these elevators start at rest what is their final speed?
August 17, 2015

uniuyo
The second and fifth term of a geometric progression are 21 and 567 respectively. Find the first term and the common ratio of the progression
August 17, 2015

CHEMISTRY
ARRANGE THE FOLLOWING 0.1 M SOLUTIONS IN ORDER OF INCREASING PH
August 17, 2015

Statistics
dfccfb
August 17, 2015

physics
a simple pendulum is suspended from the roots of a carriage if the carriage starts moving with an acceleration a ,then in eqilibrium the pendulum makes an angle theta with the vertical given by
August 17, 2015

Math
I am a four digit number, I am between 2,000 and 3,000 the digit in the ones place is four times as much as the digit in the thousands place. Only one of the digits are the same. The digit in the tens place is one more than the digit in the hundreds place. All of the digits ...
August 17, 2015

answer
Suppose Meagan needs to drive the truck 10 miles to her new home. a) What is the cost of using Truck A? b) What is the cost of using Truck B?
August 17, 2015

Physics
During an all-night cram session, a student heats up a 0.332 liter (0.332 x 10- 3 m3) glass (Pyrex) beaker of cold coffee. Initially, the temperature is 19.0 °C, and the beaker is filled to the brim. A short time later when the student returns, the temperature has risen ...
August 16, 2015

Physics
During an all-night cram session, a student heats up a 0.332 liter (0.332 x 10- 3 m3) glass (Pyrex) beaker of cold coffee. Initially, the temperature is 19.0 °C, and the beaker is filled to the brim. A short time later when the student returns, the temperature has risen to...
August 16, 2015

Physics
Neutron stars consist only of neutrons and have unbelievably high densities. A typical mass and radius for a neutron star might be 8.1 x 1028 kg and 1.7 x 103 m. (a) Find the density of such a star. (b) If a dime (V = 2.0 x 10-7 m3) were made from this material, how much would...
August 16, 2015

physics
compare your average speed in the following cases. a. you walk 73.2 m at a speed of 1.2 m/s and then run 73.2 m at a speed of 3.1 m/s along a straight track. b. you walk 1 min. at a speed of 1.2 m/s and then run for 1 min. at 3.1 m/s along a straight track.
August 16, 2015

math
,where n is a real number.
August 16, 2015

math
Given z=cos*(delta)+j sin*(delta),show that z^n+1/(z^n)=2cos*n*(delta)
August 16, 2015

Calculus
As x goes to zero, what is the limit of (( 1/ x+2) -(1/2)) / x? I know the answer is -1/4, but I'm confused on how to get that answer. I think I have to multiply by the reciprocal.
August 15, 2015

Afro
I wants its solution
August 15, 2015

calc
A particle moves along the x-axis with velocity v(t) = t^2 − 1, with t measured in seconds and v(t) measured in feet per second. Find the total distance travelled by the particle from t = 0 to t = 2 seconds.
August 13, 2015

Math
Thanks. :)
August 13, 2015

Math
Bob works 1 1/2 hours per day and is payed $7 per hour. He works five days a week. How much money does he earn in 7 weeks? My answer is $367.50, am i correct?
August 13, 2015

Math
alright thanks!
August 13, 2015

Math Probability
An ant begins at the top of the pictured octahedron. If the ant takes two "steps", what is the probability it ends up at the bottom of the octahedron? Assume a "step" is a journey from one vertex to an adjacent vertex along an edge.
August 13, 2015

Math Probability
Mario, Yoshi, and Toadette play a game of "nonconformity": They each choose rock, paper, or scissors. If two of the three people choose the same symbol, and the third person chooses a different symbol, then the one who chose the different symbol wins. Otherwise, no ...
August 13, 2015

math
Write the number 1100 and two ways
August 13, 2015

Physics
A small aircraft requires a speed of 34.0 m/s in order to take off. What minimum constant acceleration does this require if the aircraft is to be airborne at the end of a 245. meter long runway? I'm not sure how to set up the problem.
August 12, 2015

Physics
A small aircraft requires a speed of 34.0 m/s in order to take off. What minimum constant acceleration does this require if the aircraft is to be airborne at the end of a 245. meter long runway? I'm not sure how to set up the problem.
August 12, 2015

Math
For every $4 Halle saves her brother saves $7 determine. Ratio
August 12, 2015

math
The difference between two numbers is 4 and their sum is -7. What is their product?
August 12, 2015

Math
Twice the sum of the digits of a positive, two-digit integer is 19 greater than the ones digit. Reversing the digits decreases the number by 18.
August 12, 2015

Math
If j / k = 32 and k = 3 / 2, what is the value of 1 / 2 j?
August 12, 2015

life orientation
assess the extent to which bad road use has a direct impact on the physical emotional social and economic aspects to the family the community and the country
August 12, 2015

Math
t + y = 15 t + y / 2 = 15 2 * t + y / 2 = 15 *2 t + y = 30 w + x = 15 w + x / 2 = 15 2 * w + x / 2 = 15 * 2 w + x = 30 t + y + w + x / 4 30 + 30 / 4 60 / 4 15
August 12, 2015

Math
The average (arithmetic means) of t and y is 15, and the average of w and x 15. What is the average of t, w, x, and y? (A) 7.5 (B) 15 (C) 22.5 (D) 30 (E) 60
August 12, 2015

Math
I'm sorry I figured out what I did wrong. (x - 2)^2 = 49 (x - 2) (x - 2) = 49 x^2 - 2x - 2x + 4 = 49 x^2 - 4x + 4 = 49 x^2 - 4x + 4 - 49 = 49 - 49 x^2 - 4x - 45 = 0 (x + 5) (x - 9) = 0 Solution is {-5} , {9}, Answer choice E
August 12, 2015

Math
If (x - 2)^2 = 49, then x could be (A) -9 (B) -7 (C) 2 (D) 5 (E) 9 (x - 2)^2 = 49 (x - 2) (x - 2) = 49 x^2 - 2x - 2x + 4 = 49 x^2 - 4x + 4 - 4 = 49 - 4 x^2 - 4x = 45 I am not sure what to do from here.
August 12, 2015

algebra 1a
X-200
August 11, 2015

Maths
Let ABC be a triangle. Locate the point O inside the triangle ABC such that for points L, M and N lying on its sides AB, BC and CA respectively, triangles BOL, COM and AON have the same area, where LO and BC, OM and AC, NO and AB must be parallel respectively.
August 11, 2015

Math
subtract them, just like you added: 4x + 10 - (-5x +20) The minus turns (-5x + 20) into the opposite, or 5x - 20 4x + 10 + 5x - 20 9x - 10
August 11, 2015

DC/AC Electronics
In a series RL circuit, the highest component voltage drop will be across the component with the _ resistance or reactance.
August 11, 2015

need help
thank you
August 11, 2015

need help
There are 205 students in the middle school. If 41 students are girls in 8th grade, what percent of the middle school do the girls in 8th grade represent?
August 11, 2015

art
A anger b excitement c sorrow d content
August 11, 2015

art
Thanks to the use of art, this artist was able to communicate the feeling of
August 11, 2015

Chemistry
if the rate of a certain reaction is 6M/hr at 273K, what would be the predicted rate at 278k with activation 30kj/mol
August 11, 2015

ITT
In the following diagram, a ray of light is incident on an air-glass boundary. The index of refraction of air is 1, and the index of refraction for the glass is 1.4. What is the angle of the reflected ray, and what is the angle of the refracted ray?
August 11, 2015

physics
a sled is moving up a slope that makes an angle θ of 5.00◦ with respect to the horizontal. The coefficient of kinetic friction between the sled and the snow is μk = 0.0500. What is the magnitude of the acceleration of the sled as it moves up the slope?
August 11, 2015

physics
The drawing shows a skateboarder moving at 6.87 m/s along a horizontal section of a track that is slanted upward by 51.9 ° above the horizontal at its end, which is 0.616 m above the ground. When she leaves the track, she follows the characteristic path of projectile ...
August 11, 2015

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