# Posts by Jesse

Total # Posts: 355

Physics
Mt. Everest is more than 8,000 m high. How fast would an object be moving if it could free fall to sea level after being releases from an 8,000-m elevation? (Ignore air resistance)

Physics
A baseball is released at rest from the top of the washington Monument. It hits the ground after falling for 6.0 s. What was the height from which the ball was dropped? (g=9.8 m/s2 and assume air resistance is negligible)

Physics
An aircraft has a lift-off speed of 120 km/hr. What minimum constant accelerationdoes this require if the aircraft is to be airborn after a take-off run of 240 m?

Physics
An automobile driver puts on the brakes and decelerates from 30.0 m/s to 0 in 10.0 s. What distance does the car travel?

Physics
Thank you so much!

Physics
The motion of a particle connected to a spring is described by x=10cos(πt). At what time (in s) is the potential energy equal to the kinetic energy?

world geography
can anyone help me compile a list of facts about all the continients

Hi I know this isn't on the subjects or anything but how do I improve my grades in geography class

Math: Need Answer to study for a quizz. Help ASAP
Estimate the area under the curve f(x)=x^2-4x+5 on [1,3]. Darw the graph and the midpoint rectangles using 8 partitions. Show how to calculate the estimated area by finding the sum of areas of the rectangles. Find the actual area under the curve on [1,3] using a definite ...

Math
Estimate the are under the curve f(x)=x^2-4x+5 on [1,3]. Darw the graph and the midpoint rectangles using 8 partitions. Show how to calculate the estimated area by finding the sum of areas of the rectangles. Find the actual area under the curve on [1,3] using a definite integral.

yes, I forgot the symbol-thank you

y= 6x is written as: Choices y = log(6)x x = log(6)y I chose y = log(6)x, correct?I did the inverse so x = 6^x isolate y so it becomes y = log(6)x

y= 6x is written as: Choices y = log(6)x x = log(6)y I chose y = log(6)x, correct?I did the inverse so x = 6^x isolate y so it becomes y = log(6)x

Algebra-Reiny please look at this-Another question
It was written as 4 and then the log(4)8 was raised so how do I do it-I'm really confused now The choices were 4 0 8 1

Algebra-Another question
Thank you

Algebra-Another question
We just started this today but how did you get 2log4 16 = 2 *2 = 4 Thank you

Algebra-Another question
Evaluate 4log(4)8 Possible answers are: 4 0 8 1 Where do I start-I don't have an example to follow? Please give me a direction do I evaluate log(4)8 first

Algebra
Thank you

Algebra
How would I write 1-2log(7)x as a single logarithm Choices: log(7) x^2/7 log(7) 7x^2 log(7) 7/x^2 log (7) x^2 Thank you

Stout
none

calculus I
a slice of pizza, in the form of a sector of a circle, is to have a perimeter of 24 inches. What should be the radius of the pan to make the slice of pizza largest?

smithers think thet he can give the worker a special jucie to make them work faster. he makes two groups of 50. group A get the jucie gorup B did not get the jucie.group A staples 1587 paper group B staples 2113 papers. What is the control group, independent variable, ...

its 8

Dynamic decision making
Discuss chaos in health care systems today. In addition, discuss the role of insurance and billing, HMOs, varying drug costs across borders, availability of doctors and nurses, and hospital management complexities. Be sure to support your analyses with excellent supporting ...

dynamic Decision making
Using the concepts that you learned from the online explanation of control theory, describe the operation of a Subway sandwich shop. Be sure to describe the system using feedback loops and a detailed narrative.

Chemistry- college
For part B: Heat of neutralization is -56.2

physics
vi=11.66 h=2.124

PROB
P(M|L)=.36 P(M|L^c)=.21 P(L)=.28 P(L^c)=.72 P(M|L)P(L)+P(M|L^c)P(L^c) .36*.28+.21*.72 .252 Baye's Rule

physics
A driver of a 7550 N car passes a sign stating "Bridge Out 25 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume that the ...

physics
A driver of a 7550 N car passes a sign stating "Bridge Out 25 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume that the ...

physics
A driver of a 7550 N car passes a sign stating "Bridge Out 25 Meters Ahead." She slams on the brakes, coming to a stop in 10 s. How much work must be done by the brakes on the car if it is to stop just in time? Neglect the weight of the driver, and assume that the ...

physics
A student standing on the ground throws a ball straight up. The ball leaves the student's hand with a speed of 12.0 m/s when the hand is 2.40 m above the ground.

16 is greater then 24 .

Chemistry
how much kj of heat are required to vaporize 42.8 grams of c3 h10 o (deltaH vap=26.5 kj/mol)

english
Four score and seven years ago our fathers brought forth on this continent, a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal. In this sentence i need to know what part of speech these words or phrases are: four, and seven, ago...

Math

Algebra
2. Use the Pythagorean Theorem to solve the following: A. A baseball diamond is a square of 90 feet on each side. How long is a throw from first base to third base? B. The bottom of a 25 foot plank is placed approximately 7 feet from the side of a barn. Approximately how far ...

P(x) = 3x^3 - 7x^2 - 4x + 2 P(1 + √ 3) =

calculus
Use the Upper Bound theorem to find an integral upper bound and the Lower Bound Theorem to find an integral lower bound of the zeros of the function. 3x^4 - x^3 - 8x^2 - 3x - 20. This is one of the problems from my summer review and I can't find anything on the Upper Bound...

trig
Plot the point and then find three representation of the point (3,2pi/3)

High School Chemistry
Determine the pH of solutions with the following ion concentrations: 1) {H+} = 1.0x10 to the negative 3 M

college
7) Which of the following is true? A. The product P in the marketing mix stands for only tangible merchandise. B. The product P in the marketing mix stands for only physical goods. C. The product P in the marketing mix stands for both physical goods and tangible D. The ...

physics
A 0.50-kg ball is attached to a string of 0.50 m and swung in a horizontal circle with a velocity of 1.0 m/s. What is the centripetal force of the ball?

math
1. In this problem, we analyze the profit found for sales of decorative tiles. A demand equation (sometimes called a demand curve) shows how much money people would pay for a product depending on how much of that product is available on the open market. Often, the demand ...

math
a. Suppose a market research company finds that at a price of p = \$20, they would sell x = 42 tiles each month. If they lower the price to p = \$10, then more people would purchase the tile, and they can expect to sell x = 52 tiles in a month’s time. Find the equation of ...

pre-calculus
If (1)(2) + (2)(3) + ... n(n+1) = n(n+1)(n+2)/3 complete the inductive step of its proof: 1(2) + 2(3) + ... k(k+1) + (k+1)(k+2) I have no idea what to do.

Pharmacy

algebra
In 1990, the life expectancy of males in a certain country was 62.1 years,1996 it was 65.3 years. Let E represent life expectancy in year T and let t represent the number of years since 1990. E(t)= [ ]t+[] use the function to predict the life expectancy of males in 2006. E(16...

algebra
In 1990, the life expectancy of males in a certain country was 62.1 years, it was 65.3 years. Let E represent life expectancy in year T and let t represent the number of years since 1990. E(t)= [ ]t+[] use the function to predict the life expectancy of males in 2006. E(16)= [ ]

math
In 1990, the life expectancy of males in a certain country was 62.1 years, it was 65.3 years. Let E represent life expectancy in year T and let t represent the number of years since 1990. E(t)= [ ]t+[] use the function to predict the life expectancy of males in 2006. E(16)= [ ]

math
In 1990, the life expectancy of males in a certain country was 62.1 years, it was 65.3 years. Let E represent life expectancy in year T and let t represent the number of years since 1990. E(t)= [ ]t+[] use the function to predict the life expectancy of males in 2006. E(16)= [ ]

college
In 1990, the life expectancy of males in a certain country was 62.1 years, it was 65.3 years. Let E represent life expectancy in year T and let t represent the number of years since 1990.

physics
You are pushing a 55 N lawnmower across the the yard. Its handle makes a 55 degree angle with the ground. What force are you exerting on the handle?

math
You need to choose a long distance telephone service for your business. The two options available in your area are Call Me and Trans Talk. Call Me charges a \$5.95 monthly service fee and \$.08 per minute used. Trans Talk charges a \$12.95 monthly service fee and \$.05 per minute ...

math
Cleaning up around the kennel you picked up a total of 52 coins. Unfortunately, they were only pennies and nickels. The value of the coins was \$1.20. How many pennies and how many nickels did you pick up? Solve using Elimination Method.

Physics
alrite love you man.

Physics
You are working as a summer intern for the Illinois Department of Natural Resources (DNR) and are assigned to some initial work on water resources project. The department will be overseeing the construction of a dam to create a large fresh water lake that will be approximately...

Physics
You are working as a summer intern for the Illinois Department of Natural Resources (DNR) and are assigned to some initial work on water resources project. The department will be overseeing the construction of a dam to create a large fresh water lake that will be approximately...

Physics
You are working as a summer intern for the Illinois Department of Natural Resources (DNR) and are assigned to some initial work on water resources project. The department will be overseeing the construction of a dam to create a large fresh water lake that will be approximately...

math
Do you mean how many single shakes could she make with 3 cups of syrup, then how many double shakes could she make, and how many triples? Or, do you need to mix and match the shake sizes?

math
in math, the word of means times so you would multiply 1/3 x 9 & 2/5 x 25. To set these problems up, you would change the whole numbers (9 & 25) into fractions, so you would have 1/3 x 9/1 for the first one, and 2/5 x 25/1 for the second one. When you line them up on your ...

for 3/7, it would be the same as saying 3 divided by 7 You would get the answers that Ms. Sue came up with if you did that for each fraction. Then, if you thought of each of those answers as money, it should be easy to put them in order.

Do you know how to change a fraction into a decimal without using the calculator?

you can change all the fractions so that they have common denominators (bottom numbers)then compare the numerators (top numbers). Considering you are in 4th grade, I am wondering if the 2nd fraction (3/50) is supposed to be 3/5?

algebra
if you distribute the 6 it would look like this: (6 x 30) + (6 x 7) 6 x 30 = 180 6 x 7 = 42 When you add 180 & 42, you get 222

please solve for either x or y: x/2 + y/4 = 7

Math
If you look at these decimals as money (coins) it will probably be easier - you will have to change the 8/10 into 0.80 first I would put that first & the 0.888 last also, you have 0.81 2x in your answer 8/10, 0.81, 0.8181, 0.888

AS Maths
If you start at £18000, and you are given a 6% raise each year, how many years must pass before your salary is at least £180000?

chemistry
how did u get that

economics
How has globalization benefited farmers in lesser developed regions? I can only find evidence that it hurt them. This is for a debate.

chemistry
Calculate the final temperature of 290mL of water initially at 31∘C upon absorption of 20kJ of heat.

Accounting
Question #1 (a) I am working on the adjusting balance sheet. I am close to where I need to be in my adjustments and wondering if I am missing a step to figuring a few things out. If money is earned but not unpaid or recorded for salaries, and the next payday is after the ...

climate
if climate gets warmer what will happen to growing season of crops? what effect could that change have on food supplies?

math
\$102.08

physics
Consider the limit on increasing the gravitational force by bringing the masses closer together. The two spheres of osmium cannot have their centers closer than the sum of their radii, and if the radii are made smaller, the masses decrease. To what power of the radius r is the...

physics
I don't know what that means. Can you explain?

physics
The distance from the center of the earth to a point where the acceleration due to gravity is g/16 is none of the these. 4RE. 3RE. 16RE. 1/4RE.

gov/pol/diction
thank you guys!

gov/pol/diction
filibustering is that a word?

word/diction
did i use ruminate correctly? ...which makes me ruminate if we are also....\ i was going for a word that was similar to wonder

grammar
writeacher do i have to write two that can i just write one before the not only?

grammar
is this sentence gram. correct? For example, the genocide in Darfur shows not only history repeats itself when unacknowledged, but also progress is at a standstill if we refuse to resolve our conflicts. should i have a THAT before the not only and after the shows?

history
NICE thnk you

history
i want to include that as an example in my college essay but i don't remember it just like which civilization was known for what advnaced thing

history
omg i cant seem to remember im in high school but in middle school we learned about the aztecs and mayans and incas who were the ones that had fascinating city planning like plumbing etc etc.

grammar
is it angry with her or angry at her

physics
For this problem use the Uniform circular motion mode of the simulation. (a) Given the limits on the sliders in the simulation, what is the maximum possible speed that can be achieved in "Uniform circular motion" mode? .25 m/s For the remaining parts of this question...

english
An opinion sentence that uses the word empty?

Chemistry
Ok you have to set it up as a dimensional analysis problem. So it will be (144 tees)(412.50g)/(118.80g) and the answer is 500.

Probability
5/12

Chemistry
We know that zinc,copper can be used to coat Iron. However Iron is not used to coat zinc. Why is it so?

Math
121 / what = 11

math
this problem is killing me

essay writing
A is not the answer. If it was it wouldn't have been marked wrong on my test

Political Science
Any one willing to help with a paper i will offer \$

per.finance
What might be the savings goal for a person who buys a five-year CD paying 4.67 percent instead of an 18-month savings certificate paying 3.29 percent? i just do not get this

math
the sume of the consectutive numbers is 600. What is the least of these 3 numbers.

biology
A human cell has 10 ^14 cells and each cell has about 6.4 x 10 ^9 nucleotide pairs of DNA. What is the length, in cm, of double helix that can be formed from the total amount of DNA in a human individual?

Accounting
a. UR b. PE c. AE d. AR e. PE

Algebra
How would you solve this matrices using the Gauss-jordan elimination method? {[-5, 8, 10]} {[5, 8, 4]} {[10, 8, 5]} {[5, 4, 8]}

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