Monday
September 22, 2014

Posts by KEVIN


Total # Posts: 953

Math
Find three pairs of numbers for which the LCM (least common multiple) is the product of the two numbers; The pairs and LCMs are: 8 and 12: 24; 3 and 15: 15; 7 and 11: 77; 9 and 10: 90; 24 and 36: 72; 20 and 25: 100; 14 and 42: 42; 30 and 12: 60
September 17, 2014

math
thank you
September 17, 2014

math
(c+2)^2 -1 factor completely (c+2)(c+2) -1 i dont know what to do next. Can you help me please thank you
September 17, 2014

math
The differnce of two numbers is 2 the difference of their squares is 20 find the numbers
September 15, 2014

Math
12 cards are drawn with replacement from an ordinary deck of 52 cards. What is the probability that 4 queens of hearts, 4 aces of spades, and 4 kings of clubs are drawn?
September 14, 2014

algebra
thank you very much
September 8, 2014

algebra
how need help with this question subtract 7y^2 -3y from 4y^2 + 2y isthe answer 3y^2 - 5y thank you
September 8, 2014

MATH
what is th lomgest multiplication combination you found for each of these numbers
September 8, 2014

Root Words
Which of the following root words means “more than one”? A. Junct- B. Ambi- C. Ject- D. Terr- B?
September 3, 2014

Definitions
C?
September 1, 2014

Definitions
Speculation A. Discovery B. Evidence C. Hypothesize D. Analysis D?
September 1, 2014

Definitions
i think b . subculture
September 1, 2014

Definitions
A smaller group of people within a larger group A. Culture B. subculture C. Demography D. Population None of the definitions say anything like the question please help
September 1, 2014

Definitions
People joined together in business. A. Proprietorship B. Ownership C. Partnership D. Investment I got C
September 1, 2014

vocabulary
Ok. Its B
August 29, 2014

vocabulary
Denotative and Connotative A. Synonyms B. Antonyms C. Neither I think A?
August 29, 2014

health
thanks again
August 27, 2014

health
What are common causes of short-term stress? A. Too much to do in not enough time B. Lots of little problems in the same day C. Getting lost D. All of the above D?
August 27, 2014

health
Thankyou :)
August 26, 2014

health
Then A?
August 26, 2014

health
How do you lose weight? A. By using up more calories than you take in B. By using up more money on diet programs and pills C. By using up less energy than you take in D. By using up less calories than you take in D?
August 26, 2014

health
Is it b?
August 19, 2014

Math
For a given right, side a = 76.4 feet and side b = 39.3, what is the measure of angle b to the nearest degree
August 16, 2014

physics
A 900kg car strikes a huge spring at a speed of 22m/s, compressing the spring 4.0m How long is the car in contact with the spring before it bounces off in the opposite direction? I found the spring constant to be 27225, which i know is right, but am having trouble with this ...
July 29, 2014

physics
A soccer ball travelling at 15 m/s [E] bounces off of a goal post and ends up moving 12 m/s [S 30¡Æ E]. If the ball was in contact with the post for 0.10 seconds, calculate the acceleration of the ball.
June 27, 2014

Calculus
find the area of the region inside the limacon r= 8 + 4sin(theta) HElp!! if you can show steps, i'd be greatful
June 2, 2014

English III
If the writer paraphrases an opinion that she has read rather than reached independently, she is not required to cite the source. True or False?
May 27, 2014

sci207
How would the "weather" be affected if the water was at a decreased temperature?
May 26, 2014

Algbera
which angle is coterminal with an angle measuring 130 degrees? 230 130 -490 490 none of these
May 21, 2014

math
In which quadrant does the terminal side of the angle with measure -245 degree lie? Quadrant I Quadrant IV Quadrant III Quadrant II None
May 21, 2014

english
I need to write a short couplet about growing up it needs to start with "IF"
May 14, 2014

personal finance
Bryan earns $6.25 per hour plus 1.75% commission on all goods sold. One week he worked 37 hours and sold $6,500 worth of goods. What were his weekly earnings?
May 11, 2014

calculus
Find the interval of convergence of the series. ∑(sinx/10)^n
May 7, 2014

calculus help
find the derivative of the function. integral cos(x) to sin(x) ((ln(8+3v))dv)
May 1, 2014

Calculus Help
Find the values of c such that the area of the region bounded by the parabolas y = 4x^2 − c^2 and y = c^2 − 4x^2 is 256/3. (Enter your answers as a comma-separated list.)
May 1, 2014

Statistics
Carol has data on the causes of violent outbursts among kindergarten children. She used a "shot-gun" approach to hypothesis testing by asking the computer to produce p-values for 300 quickly chosen hypothesis tests. She shared her glee with fellow researchers, noting...
May 1, 2014

Statistics
Thanks - that is what I picked.
May 1, 2014

Statistics
A 95% confidence level for the difference between u1 and u2 runs from -2 to +6. From this we can infer that a. u1 is probably greater than u2. b. u1 is probably less than u2. c. there may be no difference at all between u1 and u2. d. the difference between u1 and u2 is not ...
May 1, 2014

Statistics
A 95% confidence level for the difference between u1 and u2 runs from -2 to +6. From this we can infer that a. u1 is probably greater than u2. b. u1 is probably less than u2. c. there may be no difference at all between u1 and u2. d. the difference between u1 and u2 is not ...
April 30, 2014

Statistics
Carol has data on the causes of violent outbursts among kindergarten children. She used a "shot-gun" approach to hypothesis testing by asking the computer to produce p-values for 300 quickly chosen hypothesis tests. She shared her glee with fellow researchers, noting...
April 30, 2014

Statistics
Tukey's HSD test is used a. prior to performing a one-way ANOVA. b. to determine the amount of difference between group means. c. to determine whether the overall difference among groups means is significant. d. to locate "true" differences after a significant F
April 30, 2014

Statistics
Given: The difference between two dependent means is statistically significant. The reason behind this outcome can be difficult to determine when a. population standard deviations are estimated from samples. b. sample size is large. c. a large value of t is obtained. d. ...
April 30, 2014

Statistics
Tukey's HSD test is used a. prior to performing a one-way ANOVA. b. to determine the amount of difference between group means. c. to determine whether the overall difference among groups means is significant. d. to locate "true" differences after a significant F
April 29, 2014

Statistics
Given: The difference between two dependent means is statistically significant. The reason behind this outcome can be difficult to determine when a. population standard deviations are estimated from samples. b. sample size is large. c. a large value of t is obtained. d. ...
April 29, 2014

Math Help!
-If one fish is twice as long as another,how do their weights compare? -If one fish is as heavy as another, how do their lengths compare? L- 31,33,35,37,39 W- 250,308,363,420,520
April 29, 2014

Statistics
In order to critical values of t to be precisely correct for testing Ho: u1-u2=0 using small independent samples, we must assume a. ó1 = ó2 b. normality of populations c. u1 = u2 d. all of the above.
April 29, 2014

Statistics
In one-way ANOVA involving three groups, the alternative hypothesis would be considered correct if, in the population, a. all means were equal. b. two means are equal but the third is different. c. all three means have different values. d. either (b) or (c) above is true.
April 29, 2014

Statistics
Professor Casey performs a t test of Ho: u1 - u2=0 using a-.01 and finds a significant difference between Xmean1 and Xmean2. From this we can infer. a. a large difference between u1 and u2. b. an important difference betwee u1 and u2. c. u1 and u2 to be unequal. d. all of the ...
April 29, 2014

Math-Help
A manufacturer has determined that pro t P (in dollars) is a quadratic function of dollars per month a spent on advertising. The relationship is given by p=1+50a-0.1a^2 if a is at most 500 dollars per month -How much should be spent on advertising if pro t is to be a maximum...
April 28, 2014

Math-Help
A rock is tossed straight up into the air. The height h (in feet) t seconds after it is tossed is given by the function: h(t)=-16t^2+100.4t+5.1 (a) Make a table of values for 0 to 10 seconds. (b) Graph the function. (c) What is the initial height of the rock? (d) When did the ...
April 28, 2014

College Chemistry
If 3.00 moles of NaCl were mixed with 0.9 L of 0.5 M of AgNO3, how many moles of solid would form? Include the formula for the solid.
April 25, 2014

Statistics
Prof. C is studying a population of the elementary school pupils in a school district with data on all its children. Another prof. suggests he calculate a confidence interval to estimate the mean age of the children. Prof C responds that it is not necessary. Explain why Prof. ...
April 23, 2014

Stats
Of 43 bank customers depositing a check, 18 received some cash back. (a) Construct a 90 percent confidence interval for the proportion of all depositors who ask for cash back. (b) Check the normality assumption.
April 18, 2014

Stats
Find the 95 percent range for the sample mean, assuming that each sample is from a normal population. a. ì = 200, ó = 12, n = 36 b. ì = 1,000, ó = 15, n = 9 c. ì = 50, ó = 1, n = 25
April 18, 2014

Geometry
so you'd take sin or 21 and then multiply that by 3.5, to get h, right? I did that and I got 1.25 when rounded. Is that right?
March 24, 2014

Geometry
A fighter plane observes a target on the ground with an angle of depression of 21 degrees. The target is 3.5 miles away along a direct line of sight. How high is the fighter plane? Round to hundredths. Please help!
March 24, 2014

math
Five friends each ate 2/12 of a pizza .What fraction of the pizza Is left?
March 24, 2014

math
There are 3 earthworms .Their length are 6 1/4 inches, 4 1/4 inches and 5 3/8 inches. What is the total length of the three earthworms.
March 24, 2014

PRACTICAL ENGLISH PROCTORED EXAM
In which of the following sentences is the verb in the active voice? A. The telephone bill was paid yesterday. B. The mother called her son for lunch. C. The boy was called by his mother. D. We were told that Jim is ill.
March 4, 2014

C++ Programming
create a class called DataSet. This class will have a default constructor that is empty, but an overloaded constructor that takes an integer argument and creates a vector with that many random numbers in it. For example, if I created: DataSet d1 = new DataSet(500); ...it would...
February 27, 2014

Microeconomics
Suppose that the price of product X rises by 20 percent and the quantity supplied of X increases by 15 percent. The coefficient of price elasticity of supply for good X is?
February 26, 2014

math
a team won 60% of the games they played. the lost 42 games. how many games did they win?
February 24, 2014

science
Which area in the United States has the highest average number of thunderstorms per year? A. Southeastern B. Northwestern C. Southwestern D. Mid-Atlantic
February 19, 2014

science
Which statement about supercell storms is false? A. A supercell storm can produce some of the most violent weather conditions on Earth. B. A supercell storm occurs only during the winter months. C. A supercell storm is characterized by rotating updrafts. D. A supercell storm ...
February 19, 2014

Algebra
Best Car rental agency charges a flat rate of $40 and 10¢ per mile to rent a standard car. A+ Rentals charges a flat rate of $35 and 20¢ per mile for the same car. a. Write an equation to represent the total cost (y) and number of miles (x) of renting from each ...
February 10, 2014

Algebra
Your monthly commission as an appliance sales person is represented by the equation, S = 50x+450, where 50 is the rate paid for each appliance sold, x is the number of appliances sold, 450 is the base pay per month, and S is the salary. Complete the following table to ...
February 10, 2014

Physics
Can an object with constant acceleration reverse it's direction of travel? I think it's yes because when a ball is thrown in the air it has a constant acceleration of gravity and the acceleration continues when it reverses it's direction. Am I right??
February 9, 2014

Algebra
Sally calculated that she will lose 4.6 calories per minute walking at a rate of 3 miles per hour. How many minutes does she need to walk to burn at least 250 calories?
February 2, 2014

Algebra
Peter is throwing a surprise party for his friend Tammy. He has a budget of $350. If the restaurant charges $20 per person for drinks and food and a cleanup fee of $35, what is the maximum number of people that he can invite to stay within budget?
February 2, 2014

math
the melt in your mouth chocolate factory is a rectangular building. the distance across the front of the store is 28 yards. the distance from the front to the back of the building is 12 yards. if the owners want to put up a fence around the outside of the factory. how many ...
February 2, 2014

Studies In The American Novel
These are questions I have pulled out from my study guide that I do not know the answers to. I would greatly appreciate it if you would correctly answer these for me since it would help me on tomorrow's test.
January 16, 2014

Studies In The American Novel
1) Pamela is the first American Novel True or false? 2) The early American novels of sentiment dealing with domestic situations True or false? 3) Many of the early novels were written in the form of letters True or false? 4) John Steinbeck's fiction has been considered ...
January 16, 2014

Accounting
On Aug 14th, One of our Partner's ( Compuville ) cash book showed a debit balance of $4,000.00. His bank statement showed a balance of $4,270.00. On comparison the following were found: * check issued amounting to $2,500.00 has not been cashed * The bank rejected checks ...
January 10, 2014

Math - Algebra
2and2differnce is 5
January 4, 2014

Physics-urgent
A speeder is driving down the road at a constant 20 m/s, he passes a patrolman parked on the roadside. The patrolman waits 3 seconds, then pursues the speeder, accelerating at a constant 4.0 m/s. How long does it take the patrolman to catch the speeder? How far has he traveled...
December 13, 2013

Trigonometry
Could someone please help me with the following q's I'm having some trouble: 1.) cot θ (theta) = 0.791, find sec θ and tan θ 2.) tan θ = 9/40, what is the value sin^2θ + cos^2θ
November 26, 2013

math ergent please
Given the function f(x)=Kx^3-mx^2+3x+7, determine the values of k and m if the remainder is -2 when f(x) is divided by x+1 and -4 when f(x) is divided by x-1
November 25, 2013

math
A company that manufactures a specialty line of high performance racing boats has determined that its profit margin can be represented by the equation, PM(x)=-x^3+7x^2-10x, where x is in thousands of dollars. a) graph without technology. b) determine the production numbers ...
November 25, 2013

math
divide the polynomial x^3-3x^2+x+2 by x+2. Express your answer in the form f(x)=d(x)q(x)+r(x).
November 25, 2013

science
suppose you have the 7 pieces of wood shown to the right. predict what will happen to the mass of the pieces of wood if you put them together without cutting them to make a birdhouse. explain?
November 21, 2013

Math
The answer to the problem is: 30
November 14, 2013

physics
25
October 24, 2013

english
Though not sedking any attention or credit, the volunteer organization was (adulated) for its many (quibbling) activities. are the two vocabulary words correct
October 16, 2013

english
can you help me with my last paragraph
October 13, 2013

english
Facebook is a site that is used by hundreds of teenagers daily for many purposes of communication. Teenagers use it for communicating with friends and family that live far away. It is also used for a way of reminding of meeting and events that are going to take place. Most ...
October 13, 2013

english
Facebook is a site that is used by hundreds of teenagers daily for many purposes of communication. Teenagers use it for communicating with friends and family that live far away. It is also used for a way of reminding of meeting and events that are going to take place. Most ...
October 13, 2013

english
can you help me with the assertion with an example can be facebook is like a calender and great for communicating with friends and family. This site gives you reminders on when events are going to happen at school
October 13, 2013

english
A way a cellphone creates a safety net is because it can have a safe way of parents being in contact with their kids at all times. While their kids are away from their parents, the parents will have a good way of communication of what going on with them and if they need ...
October 13, 2013

english
1st time
October 13, 2013

english
my teacher said we need to do the 3 body axes paragraphs first than go to the introduction also this is my 2st time sing this site
October 13, 2013

english
we need 3 body paragraphs with an axes form
October 13, 2013

english
my thesis is In these days technology can greatly impact teens in many advancing ways an example can be that A cellphone creates a safety net for teens and gives parents the ability to stay connected with them at all times.
October 13, 2013

english
i need to know how to write a axes paragraph on how technology can advance teens can you help
October 13, 2013

english
is ap physics very challenging and difficult because i need to know if im going to be able to go through t next term
October 10, 2013

english
the technolog helps advances teens
October 10, 2013

english
im writing an persuasive essay on technological advances help teens an i cant figure a thesis please help me with a thesis
October 10, 2013

eglish
1. Is their no (dissuade)Ed from attempting that difficult dive. dissuading 2 Mr. Largen wont accept your paper unless it has adequate (substantiate)substantiatation
October 8, 2013

english
can you check the rest the word in the paranthesis has to be ritten in a derivative way
October 8, 2013

english
it says only change the words in paranthesi
October 8, 2013

english
complete the sentence by writing the correct form of the word shown in parentheses. You may not need to change the form that is given. 1. Is their (dissuade) Ted from attempting that difficult dive. dissuading 2. That statement is absolutely (fallacy). fallacious. 3.Dr.Kims ( ...
October 8, 2013

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