Friday
April 18, 2014

Posts by Mike


Total # Posts: 3,111

English
Can you recommend me internet sites where I can both listen to and read the news in English? I need to practise the vocabulary used when reporting news, especially that concerning car accidents. Here are some more sentences I'm not sure of. 1) John Lennon's song "...

calculus differential equation
thanks Bob much appreciated. Do I then take the integral of the last line? And is the left hand side 1/3y^3 (from y^)? I do not know how this fits together. Thanks for any further help

English
I forgot to include the following statements on car accidents. Thank you very much. I chose the name "Mike" as suggested to me by Jiskha. Can you help me check these school rules in case of an evacuation? Thank you. 1) I've never had a car accident myself but I h...

English
Can you please help me check these school rules in case of an evacuation? 1) During an evacuation you have to (must?) 2) stay calm 3) queue with the respective openline and closeline 4) go calmly to the nearest emergency door 5)if you need, go down the stairs, always quietly 6...

Physics 2 Charges what is the magnitude at point P
Two charges, Q1= 3.20 microCoulombs, and Q2=5.90 microCoulombs, are located at points (0,-2.00cm) and (0,+2.00cm. What is the magnitude of the electric field at point P, located at (5.00cm,0), due to Q1 alone?

math
find general solution in implicit form of differential equation dy/dx= 2(e^x-e^-x)/y^2(e^x+e^-x)^4 (y>0)

geometry/help
Is it possible for the geometric mean and the arithmetic meam of two numbers,a and b, to be the same? explain. can you help me answer this question? thank you

Math
what would be the slope is it's 1/-8?

Math
I thought you had to do 2 - 6/ -4 - -4 = -4/0 = -4

Math
is the slope of J(-4,6), K(-4,2) -4?

geometry
Is it possible for the geometric mean and the arithmetic meam of two numbers,a and b, to be the same? explain. can you help me answer this question? thank you

bus303
List one external factor that you feel has a powerful influence on your company's HRM function and explain why.

spanish/help please
Can you help me write these numbers in spanish? -20,030,000 -14,559 -67,900,008 -200,700,100 1,432,626

Spanish
Does anyone here know Spanish? I am trying to divide the word "profesora" into morfemas. At first I thought it might be prfesor-a, but I don't think that is correct? Is it possible that it is just one simple word? Can anyone help with this?

Statistics- Need someone to check
Ok so i don't know how i got that answer i think i typed in a wrong formula or read something wrong. I got .8926 for the first one. And the second one i don't know what i am suppost to use from the first answer to get that. Can someone help me. It is known that about 2...

Algebra
Tom drove to Easton from home at 50 mph. His return trip took 30 minutes longer because he ran into traffic and could only drive 45mph. How many miles is it from Tom's home to Easton? Express answer as a decimal.

algebra
Given a cube with volume 30 cubic centimeters, find the number of centimeters in the length of an edge.

math
What's the minimum. length of the arc on the cicumference of the earth,where a curvature of the horizon is appearent? OR---What's the max.length of cord,drawn on the cicumference of the earth,where length of the cord appears same as arc? Follow up 2nd question---At wha...

calculus
Locate the position of Sun,using calculus---using differential euation on sign curve of Sun's path.

Math
how many non-congruent triangles with only integers side lengths have a perimeter of 15 units

physics
lava ball is shot straight up at 28m/s what is speed after 3 seconds

Math
Algebra 2: How do I factor this expression? 4x^4-6x^2+2

Basic Math
Ah... The light just went on... 24!

Basic Math
But the question asks "how many nights will it be before they are both off again" so would the answer be... Bill 6 and Sue 8? Thanks.

Basic Math
I think the LCM is 6...? Wouldn't it be that they will never have the same day off again because one has a day off every 6 and the other 8th day?

Basic Math
Bill and Sue both work at night. Bill has every sixth night off and Sue has every eighth night off. If they are both off tonight, how many nights will it be before they are both off again?

Math (Algebra 2)
Factoring by Using a Quadratic Form Problem: x^4 + 8x^2 - 20 What I have so far: (x^2)^2 + 8(x^2) - 20 a^2 + 8a - 20 For some reason my textbook says to substitute the (x^2) with (a) as you can see in the las step. The next step after that is factoring [a^2 + 8a - 20].

math
45/72 = 0.625 Divide 45 by 72 on a calculator.

math
4/9

Math
(Factoring a sum or difference of cubes) and (solving a polynomial equation). 2x^3+2=0

eee
the market mix

social studies
A study of the causes of the American Revolution of 1776, the French Revolution of 1789, and the Russian Revolution of 1917 best supports the generalization that revolution is most likely to occur when 1. those in power are resistant to change 2. a society has a lower standard...

Trigonometry
Suppose the angle formed by the line 14y = 23x and the positive x-axis is è. Find the tangent of è.

market
Tesla, a new firm that makes an electric sports car, estimating how many competitors will make electric vehicles and what kinds they will make, is:

math
write an equation that represents the problem.The automatic tennis server holds 110 balls that shoot out one at a time.Andres 3 friends took turns hitting 27 balls each.Andre hit the remaining balls.How many balls did Andre hit?

English
How does the quotation -A lie told often enough becomes the truth- by Lenin relate to A Street Car Named Desire by Tennessee Williams and Death of a Salesman by Arthur Miller

English
How does this quotation - Man's best possession is a sympathetic wife - by Euripides (484 BC - 406 BC), Antigone relate to A Street Car Named Desire by Tennessee Williams and Death of a Salesman by Arthur Miller

Math
For each of the following decimal numbers, give the place value of the underlined digit. 97,998 (the line is under the 7) Thank you!

College Chemistry
What volume of CH4 at 0 °C and 1.20 atm contains the same number of molecules as 0.16 L of N2 measured at 23 °C and 1.50 atm?

chemistry
what mass of steam intially at 130 degree celcius is needed to warm 200 grams of water in a 100 gram container from 20 to 50 degree celcius

College Physics
Starting from rest, the car is going 39 ft/s (27 mi/h) at the end of 5.0 s. What is the car's average acceleration in ft/s2

math
Use 3.14 for pi and round to the nearest hndredth. If r=7m, then d= ?, and c= ?

math
determine the sum of the following geometric series a. -1/32+1/16-...+256 b. 50 over sigma 8(.5)^n-2

math
determine the sum of the following geometric series a. -1/32+1/16-...+256 b. 50 over sigma 8(.5)^n-2

math
the following table gives the amount of money john made selling ice cream treats during the local exhibition. determine the mean and standard deviation of john's income for these 11 days. round answer to nearest cent. day: 10 11 12 13 14 15 16 17 18 19 20 income: 65 56 75 ...

Math
If find RX = 2y + 2x, TX = 3y - 1, and SU = 28, FIND THE VALUES OF X AND Y

Math
How do you explain to 6 year old what a rectangular coordinate system is and why it is important in math. What information is needed to locate a point in this system? And how does this relate to mapping and finding a point on a map.

geography
In three paragraphs choose one county in Europe you could live in. Tell why

math
sparky weighs 3/4 of her weight, plus 3/4 a pound. how much does she weigh?

physics
the frequency of yellow lights is 5.00 x 10^14 Hz. if it travels through space (where v= 3.00 x 10^8m/s) find the wavelength of this light.

Micreconomics
Using a supply and demand diagram, illustrate the impact of each of the following on price and quanity demanded: a. Improvements in transportation lower the cost of importing oil into the United States of the 1960. b. After the 1973 war, oil producers cut oil production sharpl...

math
HEYY CAN Y SPARE THE EQUATIONS TWO

biology
Can you help me find an everyday object that has a similar function as : 1-Golgi Bodies an example 2-Lysosome an example kitchen garberator 3- peroximes example a gym 4-Vesicules/vacuoles an example water bottle 5-Cytoskeleton an example 6-Microvilli an example 7- Cilia an exa...

Biology/help please
how about the rest any help or ideas

Biology/help please
Can you help me find an everyday object that has a similar function as : 1-Golgi Bodies an example 2-Lysosome an example kitchen garberator 3- peroximes example a gym 4-Vesicules/vacuoles an example water bottle 5-Cytoskeleton an example 6-Microvilli an example Can you help me...

Anatomy and Physiology
IS this right thank you! Ovaries and testes are considered components of which system? I got C reproductive system endocrine system both A and B none of the above

Dressmaking
But like where am I supposed to find this stuff out? They just gave me online exams and no information whatsoever about these things.

Dressmaking
They threw me in this class & I know nothing about sewing..im a guy lol. please help me? Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a short-sleeve jacket. She has selected a lilac linen fabric that comes in 3...

Math
Thank you, I understood your first post. Good luck Will.

Math
If the lengths of two bases of a trapezoid are 10m and 16m respectively, then what is the length of the median

Russia Government
I was checking to see if my question had been answered on steps in doing a report on the Russia Government.

Russia Government
Need steps in doing a report on Russia government.

government
I am 7th grade. My report is on Russia government. How do you do a report on the Russia Gov't. I need steps to take in setting up a report on this subject.

physics
The following wave function represents a travelling wave: y = 3.45 / [6.35 + (6.35x−8.30 t )2] where y and x are in cm, and t is in seconds. a). What is the maximum displacement of the wave at t = 7.50 s ? b). what is the wave velocity? please explain more

physics
The following wave function represents a travelling wave: y = 3.45 / [6.35 + (6.35x−8.30 t )2] where y and x are in cm, and t is in seconds. a). What is the maximum displacement of the wave at t = 7.50 s ? b). what is the wave velocity? please explain more

physics
The following wave function represents a travelling wave: y = 3.45 / [6.35 + (6.35x−8.30 t )2] where y and x are in cm, and t is in seconds.a) What is the maximum displacement of the wave at t = 7.50 s ? b) what is the velocity.

Physics
The 636 N weight held by two cables. The left-hand cable had tension 840 N and makes an angle of θ with the wall. The right-hand cable had tension 890 N and makes an angle of θ1 with the ceiling. a) What is the angle θ1 which the right-hand cable makes with resp...

Physics
A player strikes a hockey puck giving it a velocity of 47.673 m/s. The puck slides across the ice for 0.175 s after which time its velocity is 46.473 m/s. The acceleration of gravity is 9.8 m/s2 . The mass of the puck is 185 g. If the puck strikes the goalie’s pads and st...

Physics
The 636 N weight held by two cables. The left-hand cable had tension 840 N and makes an angle of θ with the wall. The right-hand cable had tension 890 N and makes an angle of θ1 with the ceiling. a) What is the angle θ1 which the right-hand cable makes with resp...

Physics
The average speed of a Nitrogen molecule in air is about 858 m/s, and its mass is about 4.68 × 10−26 kg. If it takes 2.6 × 10−13 s for a nitrogen molecule to hit a wall and rebound with the same speed but in the opposite direc- tion, what is the magnitu...

Physics
The average speed of a Nitrogen molecule in air is about 858 m/s, and its mass is about 4.68 × 10−26 kg. If it takes 2.6 × 10−13 s for a nitrogen molecule to hit a wall and rebound with the same speed but in the opposite direc- tion, what is the magnitu...

English
How do any of the quotes below relate to the play A Street Car Named Desire by Tennessee Williams A good reputation is more valuable than money. Publilius Syrus (~100 BC), Maxims For all their strength, men were sometimes like little children. Lawana Blackwell, The Dowry of Mi...

smith
tom can mow a lawn in 4 hours. perry can mow the same lawn in 5 hours. how long for them to mow the lawn together?

spanis PLEASE PLEASE HELP !
Your friend asks you questions about everything he sees. Answer his questions as indicated. example: Es la casa de Manolo? Si, es su casa ES la casa de susana? No, no es su casa. 1) Son los hermanos de Anita Si, son sus hermanos 2)Son los padres de Felipe? No, no son sus padre...

spanish/help please
Your friend asks you questions about everything he sees. Answer his questions as indicated. example: Es la casa de Manolo? Si, es su casa ES la casa de susana? No, no es su casa. 1) Son los hermanos de Anita Si, son sus hermanos 2)Son los padres de Felipe? No, no son sus padre...

algebra
solve and give two answers X^2=44

history
How did Mikhail Gorbachev’s policies contribute to the end of the Cold War?

Math
Find an algebraic expression for f' f(x)= 2e^x+ pi f(x)=e^5-4e^x f(x)=e^x+x^e+e f(x)= e^pi +pi^x+ x^pi I didn't understand these at all

math
What I have found is that counters are inch diameter circles children use to visual help count so your child has to draw circles in the boxes that correspond to the number if it says 3 the your child makes 3 circles one in each box

french
what does Est-ce que les lunettes de soleil vont bien à dylan hayes mean???

PHYSICS
ummmm dude i did that it came out like . something . like what do you mean convert N?. please explain thankyou

PHYSICS
an arctic flying to antarctica encounters a storm. The term changes direction to fly around the storn. if the tern flies 46 km at 15degrees south of east , 22 km at 13 degrees east of south , and finally 14km at 14 degrees west of south what is the tern's resultant displac...

Physics
Given that electricity is priced at constant 13.5 pence per kWh and central heating oil (kerosine) varies in price between 39 pence and 137 pence per litre. What price does kerosine need to be to make heating domestic hot water cheaper using an immersion heater? Assume oil boi...

industrial hygiene
A worker is exposed to a hazardous material at a level that is about 2/3 of the allowable limit, yet is reporting symptoms consistent with exposure to the material. Explain this in terms of exposures and exposure limits, absorbed dose, sampling and analysis, individual factors...

Physics
tm= tp/√(1-(v2/c2)) (1.5*10-8) = tp/√(1-((2*108)2/(3*108)2)) (1.5*10-8) = tp/√(1-((4*1016)/(9*1016)) (1.5*10-8) = tp/√(1-(4/9)) (1.5*10-8) = tp/√(5/9) tp =(√(5)/3)(1.5*10-8) tp =1.118033989*10-8 on the 6th line, why does it become √(5)...

Calculus
so is it a stationary point then?

Calculus
but why is it not a minimum?

Calculus
thats supposed to be f(c)

Calculus
True or false If f'(c) = 0 and f9c0 is not a local maximum, then f(c) is a local minimum.

physics
Thanks a lot!

physics
a popgun uses a spring for which k = 20 N/cm. when!@#$%^&ed, the spring is compressed 3.0 cm. how high can the gun shoot a 5.0-g projectile

physics
a 500-g mass is attached to the end of an initially unstretched vertical spring for which k=30 n/m. the mass is then released, so that it falls and stretches the spring. how far will it fall before stopping? (the PEg lost by the mass must appear as PEe)

Precalculus
A tower casts a 235-foot-long shadow. If the angle of elevation from the tip of the shadow to the top of the tower is 66.3°, how high is the tower?

math
Convert 2 PSI to inches of H20.

math
Me too!

math
If a tank were blocked in (all inlets and outlets are closed) late in the evening with a temperature of 62F a pressure gauge attached to it would read an ambient pressure (14.7 PSIA). The next day, as the sun begins to shine directly on the tank, its inside temperature would b...

chemistry
a liquid that has a density of 22 g/mL and a mass of 16 g, how much of the liquid do you have in the container?

health
can you explain the question atleast?

health
how do you feel the portrayal of sex in the media influences the sexual desicions teens make today

Physics
An engineer claims to have measured the characteristics of a heat engine that takes in 130J of thermal energy and produces 40J of useful work. What is the smallest possible ratio of the temperatures (in kelvin) of the hot and cold reservoirs?

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