Wednesday
October 26, 2016

# Posts by karen

Total # Posts: 1,039

trigonometry
A ladder 6.4 meters long leans agant the wall of an apartment house forming an angle of 53%20% with the ground. How high up the wall does it reach?
August 7, 2011

Math
Anyone help me?? :) How to solve: 5x2 = -(19/2x-1) and 2x2 + 45/2x - 18 = 0 With full solutions? Thank you :)
July 25, 2011

social studies
How do the similar cultural and economic environment of the united states and canada help to keep people and goods passing easily from one country to the other?
July 23, 2011

world history
following world war 2 what factors led to Japan's economic success? a)the adoption of eastern economic philosophy that emphasized supply and demand economy. b)the concentration on the production of high-quality agricultural products. c)efficient, modern factories,adapted ...
July 19, 2011

world history
which of the following was an effect of militarism in europe in the late 1800s? nations made political and military alliances. b)strong governments developed. c)nations made economic alliances. d)political tension between nations was reduced.
July 19, 2011

solving rational equations
4-a-5/a+5=a^2-15/a+5
July 9, 2011

Math
Thanks that is what I thought but there was no time given
July 5, 2011

Math
I bought a stock at \$16.50 and sold it at \$19. What was the rate of change?
July 5, 2011

poetry
What is performative aspect of a poem
June 27, 2011

composition and communication1
The WritePointSM report begins with the following statement: “Welcome to WritePointSM, the automated review system that recognizes errors most commonly made by university students in academic essays.”
June 27, 2011

Physics
A 0.200-m uniform bar has a mass of 0.750 kg and is released from rest in the vertical position, as the drawing indicates. The spring is initially unstrained and has a spring constant of k = 25.0 N/m. Find the tangential speed with which end A strikes the horizontal surface.
June 9, 2011

MATH
Interest = principal times rate times time. Simple interest multiple all together 31.5.
June 4, 2011

Records Management
I am having a hard time understanding how to arrange these numbers and I have to turn the assignment in tomorrow. Any help would be appreciated. 1. arrange the numbers in terminal digit order. 2. arrange the numbers in middle digit order. 3. arrange the numbers in consecutive ...
June 4, 2011

businesscommunication
I took a speech class last quarter and the focus was on informative speeches and preparing outlines. 1. Introduction - the topic and main point of the message. Can be done with a thesis statement. An overview of what will be talked about. (five to eight sentences for the ...
June 4, 2011

statistics
describe how you would design an experiment to help the protagonist make an informed decision. Your description should include (but not be limited to) how subjects are chosen for the experiment, how treatments will be administered, what variable(s) you will be measuring, and ...
May 9, 2011

statistics
Your friend David works for an online magazine and calls you late one night. He says “Dude(tte), can you help me out? I’m putting together an article and the submission deadline is in an hour. I want to quote an opinion poll result my publisher gave me, but they didn...
May 9, 2011

statistics
2. Your friend Janefs landscaping company charges two hours of labor time for the planting of a medium-sized tree. To make sure she is not undercharging or overcharging for this service, she asks for your help. To start, you take an SRS of 10 planting times from last ...
May 9, 2011

statistics
After years of data collection by college students, it has been determined that the distribution of course grades in Ms. Green’s Statistic II class follows a normal distribution with a mean of 62 and a standard deviation of 14. (a) A student will pass Ms. Green’s ...
May 9, 2011

Calculus
Evaluate the integral. HINT [See Example 3.] (Remember to use ln |u| where appropriate.) (4/x - 1/4x^5 + 1/2x^7)dx
May 3, 2011

math
If you are in Florida, 7th grade is the first grade where you are REQUIRED to have a multifunction calculator, according to the state curriculum. It is important to note that there are parts of the FCAT where you cannot use a calculator so basic skills need to continue to be ...
April 28, 2011

business
why can businesses started by young people face a lower risk of failure than adult businesses?
April 24, 2011

consumer mathematics
A \$500 sofa is reduced 15%. What percentage would the sale price have to increase to be at the original price?
April 24, 2011

math
Look at this trinomial 32a^4 + 18a^3 - 12a Write the polynomial as the product of the GCF of all its terms and a polynomial PLEase explain thanks
April 18, 2011

Chemistry
Besides the fact that it would reduce pollution, why would a hydrogen fuel based car be a better choice than a regular gasoline fosil fuel vehicle?
April 13, 2011

science
How many pounds of pressure does a 25 pound baby weigh in a head on collision when the car is traveling at 25 miles per hour. (and hits a stationary object)
April 12, 2011

MATH
IF A DOOR MEASURES 42" WIDE BY 84" TALL CAN A TABLE MEASURING 96" IN DIAMETER FIT THROUGH?
April 7, 2011

freedom similes and metaphors?
Im sorry to break it up to u, but, I donno😔😒😩😞
April 3, 2011

Discrete Mathematics
Step 1 Set a=1, b=1, c=2,and k=0 Step 2 while k < n (a) Replace c with a+b (b) Replace a with b (c) Replace k with k+1 endwhile Step 3 Print b
March 30, 2011

C++
For each of the following problems, write a program or a program segment that performs the specified action.Each problem refers to class Polygon (Fig. L 11.15). This class contains a dynamically allocated array of x-coordinates and a dynamically allocated array of y-...
March 29, 2011

social studies
I need a poem about the battle of lexington and concord.
March 28, 2011

algebra
how to: graph , substitution, and elimination y=2x+5 y=2x-8
March 27, 2011

chemistry
What quantity of solid compound? 300ml of 4% (w/v) ammonium chloride.
March 23, 2011

human resources
My book sure doesn't, that's why I'm searching the internet looking for help.
March 22, 2011

USSO
Please explain why the British Colonists in North America sought separation from the British Empire in1776. Explain not only the events that led up to the Revolution but the ideas that the colonists used to interpret these events and how they ultimately justified the War of ...
March 16, 2011

math
The president of the country PTA organization makes copies of membership lists for all of the elementary schools. Sometimes she may need only few copies but at other times she needs thousands of copies. TIP copy Service charges 3 ½ cents per copy plus a 42.00 set up ...
March 14, 2011

math
[][][][][] [] [] [] it looks like this
March 14, 2011

math
i dnt get ti ...this is so cionfusing
March 14, 2011

math z score
find the z score corrsponding to a score of X = 100 the mean = 80 and the standard devation = 5
March 8, 2011

statistics
find the z score corresponding to a score of X = 100 for a mean = 80 and standard devation of 10
March 8, 2011

math
In a department store, there were a certain number of red T-shirts, blue T-shirts, and yellow T-shirts. 3/7 of the T-shirts were red, 1/3 of them were blue and the rest were yellow. If there were 20 more red T-shirts than blue T-shirts, how many yellow T-shirts were there?
March 7, 2011

geology
Given a scale of 1:24,000: A. What is the ground distance in feet represented by three inches on the map? 72000in 6000ft B. What is the ground distance in meters represented by 5 cm on the map? 120meters C. How about the ground distance in kilometers represented by 5 cm on the...
March 6, 2011

Statistics
In a single toss of a fair die, what is the probability of obtaining an even number divisible by three?
March 2, 2011

binominals
multiply using FOIL - First Outer Inner Last. y^2 + 3y + 7y + 21. Now combine like terms to get y^2 + 10y + 21
February 23, 2011

Math
A 3 foot long pole leans against a wall. The bottom is 5 feet from the wall. How much farther should the bottom be pulled away from the wall so that the top moves the same amount down the wall?
February 23, 2011

stats
a die is rolled 10 times. find the chance of.... a)not getting 10 sixes b)all the rolls showing 5 spots or less I'm not sure how to do either, but for b, I think is it (5/6)^10 because each time there is a chance that the number will be 5 or less? Please help. thank you!
February 22, 2011

science
Does it take more effort to get up and walk a rolling chair accross the room than it takes to sit and scoot it accross the room Karen
February 16, 2011

Physics
Galileo threw a large rock upward from a tower balcony at an angle of 25.0o above the horizontal with an initial speed of 15 m/s. If the rock hits the ground 3.0 s later, how high above ground was the rock when it left Galileo’s hand?
February 15, 2011

Science
How was their small size helpful to the mammals of the Mesozoic?
February 7, 2011

math300
Run the simulation using n = 30 and N = 10 for a uniform, a bell-shaped, and a skewed distribution. Identify the mean of the sampling distribution of sample means for each distribution. Evaluate if the results are what you expected for each distribution. Run the simulation ...
February 6, 2011

english
Which words/phrase in this sentence is misplaced? Having been discovered, Rover looked up at his owner with puppy-dog eyes. a. with puppy-dog eyes b. been discovered c. his owner d. rover looked up I am torn between (a.) and (c.). Since the answer (c.) says "his owner&...
January 28, 2011

english
talking about the right to vote
January 25, 2011

english
i need help on describing women's suffrage
January 25, 2011

algebra
perform the indicated operation 75/80=15/16
January 11, 2011

math
7/12m + 2 is less but equal to 16 SOLVE!!!
January 10, 2011

Calculus
y=0^2+1/0^2+9 y = 1/9 y intecept
January 10, 2011

English
I was to write 2 paragraphs on how interest rates affect our purchasing decisions and underline the topic sentence of each one. I would like to know if my prargraphs are okay and if I chose the TS correctly. Since I don't know how to underline here the topic sentences I ...
January 9, 2011

Math
Is the numbers 5,12,26 a arithmetric or geometric or neither
January 5, 2011

business
#28 The following is a partial ANOVA table. Sum of Mean Source Squares df Square F Treatment 2 Error 20 Total 500 11
January 5, 2011

arithmetic
what does 2.75+.003+.158=
December 22, 2010

physics
A 2kg ball attached to the ceilling with a string is released and swings back and forth. Assume there is no air resistance. At the bottom of the path the lowest point the velocity is 4m/s. What is the velocity when it returns to the lowest point
December 20, 2010

English
Thank you so much! I have a really hard time with these!!!
December 17, 2010

English
Adjectives/Adverbs I need to underline the adjectives and bold the adverbs. Just need help if I did it correctly. Since this doesnst let me do underline and bold I will make the adjectives in () and the adverbs in ** Thanks I have had both *good* and *bad* experiences with ...
December 17, 2010

math
Please help! Car traveling at 35 MPH traveling 900'...how long to stop? Car traveling at 90 MPH traveling 900'...what is the difference on impact????
December 17, 2010

Managerial Economics
You are considering setting up a software development business. To set up the enterprise you will need to buy equipment costing \$100,000. This equipment will be depreciated straight line over 5 years to a zero salvage value. Its market value at the end of the 5 years will be ...
December 14, 2010

Math
If a monkey falls from a 94 foot tree, how long does it take him to hit the ground.
December 3, 2010

Chemistry
A, C, E, and F are true
December 1, 2010

physics
What force is needed to accelerate a child on a sled with the total mass of 43kg at 1.5m/s
November 30, 2010

math
how do you convert fractions to decimals.
November 22, 2010

grammar
Thanks!
November 21, 2010

grammar
Wondering if I have correctly identified each verb in the following sentences: The role of education plays (simple present) a major role in successful financial planning. My Personal Finance class is helping (progressive present) me to learn how to budget successfully. I have ...
November 21, 2010

Algebra 2/Math
Can you check these thanks. Solve the system by substitution or elimination. 2x+y=1 3x-y=14 Answer: (3,5) x-3y= -12 2x + 11y= -7 Answer: (39,17) 4x+2y=8 12x+6y=24 Answer: no solution 4x-2y=5 2x-y= -1 Answer: no solution 4a+3b =6 8a-b= -9 Answer: no solution
November 20, 2010

Physics
A ceiling fan is rotating at 0.70 rev/s. When turned off, it slows uniformly to a stop in 2.9 s. (a) How many revolutions does it make in this time? (b)Using the result from part (a), find the number of revolutions the fan must make for its speed to decrease from 0.7 rev/s to ...
November 16, 2010

algebra 2
Find the rule for the quadratic. The h =24ft. The pumpkin retuerns to the ground after 6 seconds. Hint: wat is the height when it hits the ground? Use h +vt-16t^2
November 16, 2010

physics
a 2 liter bottle rocket has a thrust phase on .25 sec. The rocket goes straight up, reaches its apex, then plunges straight down. Total time is 8 sec. How do I calculate height, velocity and acceleration???
November 15, 2010

history
6. Which of the following accurately characterizes a difference in the way the House and Senate operate? (Points : 1) The House is more formal than the Senate. The Senate leadership is more powerful than the House leadership. Authority in the Senate is concentrated while ...
November 11, 2010

7th grade Math
how are the comparison methods juan uses similar to the method you use to compare the sizes and shapes of similar figures?
November 10, 2010

Geometry
what is the supplement of B if B=(3x-16)?
November 6, 2010

Math
Make your own equation. 1. A number is 6 times another number. The sum of the two numbers is 56. @. Donna has twice as many coins as Cathy. When Donna gives Cathy 2 coins, they each have the same number. How many coins do they each have? Let the number of coins that Cathy has ...
November 5, 2010

ALGEBRA
yes that is correct then on the graph it would be a filled in circle at -6/7 going to the right.
November 4, 2010

ALGEBRA
That is correct! good job! :)
November 4, 2010

science
what is the structure formula for the acrylate ion?
November 4, 2010

math
^ that is correct! because 2/1=2 and 2 is greater than 1/3
November 4, 2010

science
thanks that helped! also what is the structure formula for the acrylate ion?
November 4, 2010

science
why does the addition of acetone cause the polystyrene to change shape?
November 4, 2010

English-
I posted earlier but i wanted to added something... I need have to find a song that share similar views as Transcendentalists Here are some views of the Transcendentalists: -Intuition -they think we can understand ourselves through nature. - Individualism(the fact of being ...
November 1, 2010

English
do u think unwritten by natasha bedingfield represents it well?
November 1, 2010

English
thanks. do u by chance know any recent songs like in the last 10 years that follow those views?
November 1, 2010

English
I need some ideas of novels,songs,comics etc.(preferebly a song) that share similar views as Transcendentalists Here are some views of the Transcendentalists: -Intuition -they think we can understand ourselves through nature. - Individualism(the fact of being true to yourself...
November 1, 2010

english
Which group of words in the sentence is misplaced? Having been discovered, Rover looked up at his owner with puppy-dog eyes. a. with puppy-dog eyes b. been discovered c. his owner d. Rover looked up
October 31, 2010

chemistry
Glauber's salt undergoes a phase transition according to the following equation: Na2SO4*10H2O(s)--> Na2SO4*10H2O(l) DH = 74.4 kJ/mol Calculate the mass (g) of Glauber's salt (use the masses to two decimal places found in the front of your text) needed to lower the ...
October 24, 2010

Literature/The Crucible
Can you help me with these two questions thanks. Acts 1 and 2 Cause and effect relationships The Crucible Directions: Fill in the blanks to show what happened (effect) as a result of specific action (cause) 1. Because Sarah Good had mumbled in Mary Warren's hearing, then...
October 21, 2010

Algebra/Math
Can you check these for me. Directions: Find the slope of the line that passes through each pair of points. 1. (3,-8) and (-5,2) Answer: -10/8 2. (-10,-3) and (7,2) Answer: -5,-17 3. (-7,-6) and (3,-6) Answer: 9 4. (8,2) and (8,-1) Answer: 0 undefined Directions: State whether...
October 17, 2010

Basic Math
How do you convert 11.4mm into cm^3? I know it's simple, but I forgot. Thanks.
October 13, 2010

math
how could you show five less than a number using an expression?
October 12, 2010

Chemistry
Is DrBob222 available tonight? Please let me know, I need some chem help.
October 11, 2010

Chemistry
A total of 2.00 mol of a compound is allowed to react in a foam coffee cup that contains 141 g of water. The reaction caused the temperature of the water to rise from 21.0 to 24.7 degrees Celsius. What is the enthalpy of this reaction? Assume that no heat is lost to the ...
October 11, 2010

Chemistry
A 1L flask is filled with 1.25 g of argon at 25 degrees celcium. A sample of ethane vapor is added to the same flask until the total pressure is 1.45 atm. What is the partial pressure of argon in the flask?
October 5, 2010

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