# Posts by ANONYMOUS

Total # Posts: 106,706

**Science- Astronomy**

Thank you! :)

*March 2, 2017*

**Science- Astronomy**

Thank very very much! That is exactly what I needed! :)

*March 2, 2017*

**Physics**

A car is traveling with constant 20.0 ms for 2.0mins constant rate 0.50 how far can travel for first part of the trip How long does it take for the car to a stop during the decond part of trip How far does it take during second trip What average velocity

*March 2, 2017*

**language**

Your welcome! :)

*March 2, 2017*

**language**

The definition of conjunction on google is this: a word used to connect clauses or sentences or to coordinate words in the same clause (e.g., and, but, if ). So based on that what do you think it is? If you ask me, I would say the answer is B:but

*March 2, 2017*

**math**

thats really slow fyi

*March 2, 2017*

**math**

17/6=2.83333333333333333333333333

*March 2, 2017*

**Math**

Im guessing t is the length of one side. The cubed root of 343 is 7. And since a cube is t^3 than the answer is 7.

*March 2, 2017*

**Powerpoint Project**

I know this project may seem very difficult at first, but it is actually very easy. All I did for this project was do a life cycle of a bird. I think she also provided a sample if you just check the message board. I hope this helps and please let me know if you have any ...

*March 2, 2017*

**ENGLISH**

If you tell me the name of the poem I could help you! :)

*March 2, 2017*

**math**

The table shows the height of a plant as it grows. What equation in point-slope form gives the plant’s height at any time? Let y stand for the height of the plant in cm and let x stand for the time in months. A. y – 15 = (x – 3) B. y – 15 = 5(x – 3) C...

*March 2, 2017*

**ELA 6th grade**

I agree with Writeacher. #3 and #5 seem right but I think #4 is B. I am not sure though.

*March 2, 2017*

**english grammar check please**

alic had to go home. she was lonely

*March 1, 2017*

**math**

If the wages of 12 men for 17 days is Rs.34000, find the approximate wages of 16 men for 18 days.

*March 1, 2017*

**Precalculus**

Determine whether the function is a power function. If the function is a power? function, state the power and constant of variation. f(x)=5*7^x

*March 1, 2017*

**Math**

If you bike for 3 hours at 10 mph and then walk for 1 hour at 2 mph, what would be your average speed?

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**science**

Thanks Ms. Sue!!

*March 1, 2017*

**science **

describe the inner planets.

*March 1, 2017*

**math**

How do you know its a right angle when the answer is 34 i thought it has to be 90?

*March 1, 2017*

**art**

i need help for answer please!!! ;)

*March 1, 2017*

**Math**

The probabilities for randomly picking out marbles from a jar are given below. Green: 0.3 Blue: 0.2 Red: 0.2 Yellow: 0.3 What is the probability of picking out a marble that is not green and not yellow?

*March 1, 2017*

**history**

disagree on the first, agree on the second.

*March 1, 2017*

**Equations with Fractions**

4/5 - 3/10 = 8/10-3/10 = 5/10 = 1/2 so 6 gallons is half a tank :)

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**Calculus**

what does y = e^.5 x look like? at x = 0, y =e^0 = 1 at x = .1, y .= e^.05 = 1.05 at x = .2 y = 1.11 at x = ln(3) = 1.098 = 1.1 y = e^.5 ln (3) = e^ln (sqrt 3) = 1.73 well, y goes from 1 at x = 0 to y = 1.73 at x =1.1l so it looks like washers but the sensible way might be to ...

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**calculus- optimization**

I will work on 1/4 of the circle y = height x = half of width r^2 = x^2 + y^2 = 4 A = x y so x = A/y A^2/y^2 + y^2 = 4 A^2 + y^4 = 4 y^2 let p=y^2 p^2 -4p = -A^2 p^2 - 4p + 4 = -A^2+4 (p-2)^2 = - (A^2-4) p = 2 so y = sqrt 2 and A = 2 and x = 2/sqrt2 = sqrt 2 so height= y = ...

*March 1, 2017*

**Math**

A rectangle has the area of 25 square feet. A similar rectangle has an area of 240 square feet. What is the ratio of the area of these similiar triangles?

*March 1, 2017*

**Science**

The combined resistance of two identical resistors connected in series is 8 ohm. Their combined resistance in a parallel arrangement will be?

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**life orientation**

explain in a short paragraph what can trigger spectator aggression in sport

*March 1, 2017*

**thinking works math**

Part 'A' answer: Show all of your calculations and label your answer. *

*March 1, 2017*

**Phyiscs**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of 4.2m, 3.0m and 0.6m?

*March 1, 2017*

**Science 6**

I think you are right.

*March 1, 2017*

**Phyiscs**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*March 1, 2017*

**Physics **

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of 4.2m, 3.0m and 0.6m?

*March 1, 2017*

**Science **

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*March 1, 2017*

**Phyiscs**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*March 1, 2017*

**Related Rates**

Gravel is being dumped from a conveyor belt at a rate of 10 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 25 feet high? Recall that...

*March 1, 2017*

**Physics**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*February 28, 2017*

**math**

A pair of dice is rolled. Find the probability of rolling ?a) a sum not more than 1010?, ?b) a sum not less than 77?, ?c) a sum between 33 and 77 ?(exclusive).

*February 28, 2017*

**Chemistry **

Calculate the wavelength of nitrogen molecule travelling with a speed of 500 m/s

*February 28, 2017*

**Math - Linear Approximation **

Use a linear approximation to estimate the number (27.07)^(2/3)

*February 28, 2017*

**Related Rates**

Nevermind, I got it. it's 7.21

*February 28, 2017*

**Calculus**

The graph of the equation is x^2+xy+y^2=9 a) What is the equation of the right most vertical tangent? b) That tangent touches the ellipse where y= what? I've calculated the derivative to y'=(-y-2x)/(2y+x) and I found the horizontal tangents. How do I do this part?

*February 28, 2017*

**science**

The effects of electricity can be explained by the structure of the _______?

*February 28, 2017*

**Math - implicit differentiation**

What numbers am i plugging in? Solving for y' gives me (-y-10x-2)/x. Plugging in 2 for x doesn't give me the right answer, so I don't know where to go from there.

*February 28, 2017*

**Math - implicit differentiation**

Suppose 5x^2+2x+xy=2 and y(2)=?11. Find y?(2) by implicit differentiation.

*February 28, 2017*

**Physics**

12.8cm

*February 28, 2017*

**physics**

Find the length of a pendulum that oscillates with a frequency of 0.25 Hz

*February 28, 2017*

**Intermidiate Algebra**

While hovering near the top of a waterfall in a national park at 23042304 Ã¢â‚¬â€¹feet, a helicopter pilot accidentally drops his sunglasses. The height h left parenthesis t right parenthesish(t) of the sunglasses after t seconds is ...

*February 28, 2017*

**Math**

Calculate the perimeter of a rectangle whose length and breadth are 15m and 12m.find the cost of fencing the field at the rate of rs 25 per meter.

*February 28, 2017*

**BUSINESS MATHS**

William has been contracted to paint a school classroom. The classroom is 20 m long, 15 m wide and 5 m high. There are four windows (2m by 3m) and a door (2m by 1m). a) What is the cost of painting the ceiling at N$ 6.50 /m²? [5 marks] b) What is the cost of painting the ...

*February 28, 2017*

**Us HISTORY**

How badly do you think relations with the Soviet Union were strained when the U2 was shot down in 1960? Explain your answer...

*February 27, 2017*

**chemistry**

Write the reactants and products of the reaction between zinc and oxygen. Include the half-reactions. What type of reaction is this? I know the reaction is 2Zn + O2 -> 2ZnO I am not really sure where to go from here.

*February 27, 2017*

**Bology**

Lysosome in plants-what organelles do you have experience working with? What skill set does it have?

*February 27, 2017*

**Physics**

A car drive straight of the edge of a cliff that is 54m high. The police note that the point of impact is 130m from the base of the cliff. How fast was the car travelling when it went off the cliff.

*February 27, 2017*

**History**

What are the similarities between Socialism and Marxism? For some reason, when I search this on google, only the differences pop up.

*February 27, 2017*

**History**

What year was socialism founded/ came into prominence? Was it 19th century SAme thing with Marxism?

*February 27, 2017*

**History**

Thank you

*February 27, 2017*

**History**

What century was capitalism founded

*February 27, 2017*

**physics**

The eye of a hurricane passes over Grand Bahama Island. It is moving in a direction 77.2 ? north of west with a speed of 49.0 km/h. Exactly 2.92 hours later, the course of the hurricane shifts due north, and its speed slows to 22.4 km/h, as shown. How far from Grand Bahama is ...

*February 27, 2017*

**Stats**

A normal distribution has a mean of 120 and a standard deviation of 20. What range of scores would form the middle 60%?

*February 27, 2017*

**Stats**

A normal distribution has a mean of 120 and a standard deviation of 20. What score corresponds to the 90th percentile?

*February 27, 2017*

**Stats**

A normal distribution has a mean of 120 and a standard deviation of 20. What score separates the top 40% of the scores from the rest?

*February 27, 2017*

**go math 5 gr**

ellen needs to buy 180 inches of ribbon to wrap a large present. the store sells ribbons only in whole yards. how many yards does ellen need to buy to have enough ribbon?

*February 27, 2017*

**Physics**

A ball (mass of 0.3kg) is suspended on a string that is attached to the ceiling. The ball is charged with an unknown charge q. Determine the magnitude of the charge on the ball if the electric field strength is 3000N/C, and the string forms an angle of ? = 20° as ...

*February 27, 2017*

**Social Studies**

D

*February 27, 2017*

**MATH help me pls :D**

Find the length of the missing leg of a right triangle given a leg of length 15 and a hypotenuse of length 17. Leave your answer in simplest radical form.

*February 27, 2017*

**World history**

Thanks.

*February 27, 2017*

**MINNESOTA STUDIES**

lol

*February 27, 2017*

**Math**

If the diameter of a circular pond is 50 m and the width is 2 m then what is the area of the pathway

*February 27, 2017*

**maths**

differentiate the cube root of (1+3xsquare)square.everytin over x

*February 27, 2017*

**physics**

(a) What do you understand by the term inductive reactance?

*February 27, 2017*

**Chemistry**

An organic compound on analysis gave C=57.8% and H=3.6% and rest of oxygen.The vapour density of the compound was found to be 83.Find the molecular formula of the compound?

*February 27, 2017*

**math**

use nCr on calculator N= # of items r= # items being chosen answer= 84 combinations

*February 27, 2017*

**Maths, triangle trigonometry **

The captain of a ship sailing along a bearing of 070oT observes two lighthouses in a line due North of himself. The ship continues on the same course for a further 5 km. Now, one of the lighthouses has a bearing of 280oT from the ship and the other has a bearing of 320oT from...

*February 26, 2017*

**Physics-Work, Energy, and Power**

A 56.9 kg sledder descends an 8.21-meter high hill, encountering a friction force of 11.7 N, Fill in the blanks and determine the speed of the sledder after traveling the 31.7 meters to the bottom of the hill. Top of the hill: KE=0J PE=_ W=_ Work=_ PE=0J KE=_ At the bottom of ...

*February 26, 2017*

**math NEED HELP ASAP**

The Royal Fruit Company produces two types of fruit drinks. The first type is 65% pure fruit juice, and the second type is 90% pure fruit juice. The company is attempting to produce a fruit drink that contains 75% pure fruit juice. How many pints of each of the two existing ...

*February 26, 2017*

**math **

A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 6% vinegar, and the second brand contains 11% vinegar. The chef wants to make 250 milliliters of a dressing that is 9% vinegar. How much of each brand should she use?

*February 26, 2017*

**Math**

A group of students were asked to select their preferred breakfast drink from among coffee, tea, and orange juice. The results of the survey are shown in the table along with information about whether the students are in high school (HS) or in college (C). Create a two-way ...

*February 26, 2017*

**physics**

Located 10 centimeters apart from each other are two charged particles. Both have equal mass. The second object has a charge that is twice as large as the charge on the first object. They experience a repulsive force of 95N due to the electrical interactions. What is the ...

*February 26, 2017*

**physics**

You push a charge of 0.1C through an electric field. Through this process, you do 48 J of work on the charged object. Determine the voltage between where you started and where you ended.

*February 26, 2017*

**physics**

At each corner of an equilateral triangle, there is a charge, as diagrammed below. The length of each side of the triangle is .4 meters. Find the net force acting upon q1, given the following values for each of the charges: q1 = ?2.00 ?C, q2 = 3.00 ?C, and q3 = 4.00 ?C.

*February 26, 2017*

**Algebra**

or maybe you just know without writing it out that 1 = 10^0 10 = 10^1 100 = 10^2 hundreds 1,000 = 10^3 thousands 10,000 = 10^4 = 100^2 100,000 = 10^5 1,000,000 = 10^6 millions .... 1,000,000,000 =10^9 billions ..... 1,000,000,000,000 = 10^12 trillions etc

*February 26, 2017*

**Algebra**

Form a quadratic statement from the given: Zeroes at 2 and 3, f(1)=12. f(x)=?

*February 26, 2017*

**Ethics**

In the treatment of terminally ill patients, is it logical to permit physicians to provide palliative sedation that is given with the intent of relieving suffering but that also can be reasonably expected to make a patient die more quickly while prohibiting physicians from ...

*February 26, 2017*

**physical sciences**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*February 26, 2017*

**Social Studies**

1.A, B , D 2. A 3. D 4. C

*February 26, 2017*

**Algebra**

A rectangular pen with one side along a river will be bounded by a fence on the other three sites. If 600m of fence are available, what the dimensions of the rectangle should be in order to enclose maximum area and how much this area is?

*February 26, 2017*

**Calc**

Suppose the integral from 2 to 6 of g of x, dx equals 12 and the integral from 5 to 6 of g of x, dx equals negative 3 , find the value of the integral from 2 to 5 of 3 times g of x, dx

*February 26, 2017*

**MATH NEEDS HELP NOWw**

Consider the sequence t1=1, t2=-1, and that tn=t(n-2)*(n-3)/(n-1), where n>2. Find the value of t1998. (1998 is the term, so is n, t1, and t2)

*February 26, 2017*

**maths**

does it say which 2 angles?

*February 26, 2017*

**math**

sum of angles of any polygon is 180*(n-2) where n is the number of sides in the polygon. 1800/180 = 10, 10+2= 12. there are 12 sides 1800/12 =150 degrees

*February 26, 2017*

**math**

a typist can type 70 words in 1 minute. then how many words can he type in 1.5 minutes?

*February 26, 2017*

**Math**

A: The variables x and y vary directly. When x is 3, y is 6. Find x when y = 2/3. B: The force acting on an object varies directly with its acceleration. A force of 25 newtons accelerates an object at 1.25 m/s. What is the acceleration of a 35 newton force? (some steps or ...

*February 26, 2017*

**Philosophy**

It actually dose not but thanks for not helping me

*February 25, 2017*