Friday
December 19, 2014

Posts by toni


Total # Posts: 179

Science Help
Drew is walking back up the best hill in the neighborhood 24* grade. He's pulling on the empty 2.1kg sled with a force of 18N at an angle of 55* with the hill. He's walking with a constant velocity, what is the coefficient of friction?
December 11, 2014

College Algebra
Find all the zeros of the polynomial function by using the Rational Zero Theorem, Descartes Rule of Signs and Synthetic Division. f(x)=x^3-3x^2-33x+35
December 8, 2014

AP chemistry
How do you balance ZnCO3 +O2 yields ZnO + CO2?
November 19, 2014

Physics
An astronaut jumps on the moon with an initial upward velocity of 4.35m/s. If the acceleration of gravity on the moon is -1.62m/s^2, what is the max height of the astronaut?
October 21, 2014

Math Questions
1.) What is the inverse of the relation (3, -1), (2. 5), (-4, -4)? 2.) What is the inverse of the relation (1, -3), (3, 5), (6, -2)?
September 30, 2014

History
Why did Abderraman III have to deal with various military commanders?
September 20, 2014

history
What's the difference between an Emir and a Caliph?
September 20, 2014

chemistry
If the mass of copper wire used in your reaction was only 0.012 grams, but the amount of silver nitrate used was unchanged, then how many grams of silver metal could be produced?
May 29, 2014

math
a basic cellular phone plan costs $18 per month for 50 calling minutes. Additional time costs $0.30 per minute. The formula C = 18+0.30 (x-50) gives the monthly cost for this plan for calling minutes, where x > 50. How many calling minutes are possible for a monthly cost of...
May 28, 2014

world geography
Which of the following is accurate? a. No one knows what caused the decline of the Minoan civilization. c. Greece is at the crossroads of eastern and western culture. b. Greece is made up of mainland and a cluster of islands. d. All of the above
May 12, 2014

Algebra
solve: Ln(x+2)-Ln(4x+3)=Ln(1/x) I think this is a Log of Quotient
April 11, 2014

science
When a switch is turned from the off to the on position, it is changing the circuit in which of the following ways?
March 19, 2014

Math, Please Help!
Ned divided a given number by 3 and then added 2. If he should have multiplied the number by 3 and then subtracted 2, which of the following two steps can he do next to get the correct answer? Subtract 4 and then multiply by 9. Subtract 12 and then multiply by 3. Multiply by 3...
March 14, 2014

Math
So would it be C. 60 × 15 20
March 14, 2014

Cedar Grove middle
3÷1/2 in the simplest form have to check work
February 4, 2014

math
Suppose you invest $2500 at an annual interest rate of 3% compounded continuously. How much will you have in the account after 7 years? Round the solution to the nearest dollar
January 14, 2014

world history
who made Gao a leading center of learning?
November 18, 2013

algebra
how do i solve this find the root 3x^2 +21x=0 is the root 7
October 8, 2013

algebra
help me please im confused Consider the quadratic expression X^2 + 4x + c = 0. For what range of values does the equation have two complex roots? what am i doing here can someone show me step by step so i can at least try to do the other problems i have
October 8, 2013

algebra
Im lost i dont know how to do this can someone show me step by step how to solve this For what value of c does the equation have one real root? Hint using the values of a and b found in the equation, solve D = 0 for c. Consider the quadratic expression X^2 + 4x + c = 0.
October 8, 2013

algebra
Im lost i dont know how to do this can someone show me step by step how to solve this For what value does c does the equation have one real root? Hint using the values of a and b found in the equation, solve D = 0 for c. Consider the quadratic expression X^2 + 4x + c = 0.
October 8, 2013

Chem
calculate the temperature change that occurs when 229 cal of heat are added to 22g of water
September 4, 2013

English 101
I know but Im not that good of a writer. I have a hrd time when writing papers.
July 8, 2013

English 101
I need help starting my english paper Draft a 7-9 page paper that compares and contrasts how the topic or theme you chose from the book was treated (or mistreated) in the film, and weigh in on what affect that has on the viewer as opposed to the reader. Things you must do ...
July 8, 2013

eng091
revise thesis statement Thesis sentence: When I order the liquors for my business I believe it is a useless expense of using the online service, because I have to order certain quantities from the liquor commission, but when parties are given for our clientele, I find out that...
May 16, 2013

Mathematics
using the compound interest formula find the principal that will yield a compound interest of n$410 in 2 years at therate of 5 % per annum
April 15, 2013

Mathematics
the perimeter of a rectangular field is 140m. If the length is increased by 15m and the breadth is decreased by 5m, the length will become 3 time the breadth. find the length and breadth of the field.
April 15, 2013

Introductory Chemistry
A sample of 0.255 mole of gas has a volume of 748 mL at 28C. Calculate the pressure of this gas.
April 1, 2013

elementary stats
A binomial random variable is based on n = 28 and p = 0.7. Find x2P(x). (Give your answer correct to two decimal places.) 1
March 30, 2013

math
Can you show me how to solve this using logarithims? thank you 3e^-3x = 10.21 for x.
March 24, 2013

math
an aquarium holding african cichlids is 2 inches higher than it is wide. Its length is 29 inches and its volumne is 3480 cubic inches. what is the height and width inches.
March 22, 2013

math
phone call cost 1.75 per minute. Additional minutes are 0.50. How many many can I talk for 8.75
February 6, 2013

AP Chemistry
Water is being electrolysed in the presence of a non-reactive electrolyte under standard conditions. If 2.5 amperes of current flows through the circuit for 13.6 minutes at 25 degrees celsius and 1 atmosphere, what volume of hydrogen gas is produced? Please, I need help with ...
January 26, 2013

social studies
describe two ways the federal bureaucracy helps to shape laws by congress
January 25, 2013

Chemistry
what type of reaction is AgF + CaCl2 --> AgCL + CaF2 ?
January 11, 2013

physics
A 47.8-g golf ball is driven from the tee with an initial speed of 53.6 m/s and rises to a height of 32.6 m. (a) Neglect air resistance and determine the kinetic energy of the ball at its highest point. (b) What is its speed when it is 7.24 m below its highest point?
December 10, 2012

physics
A 47.8-g golf ball is driven from the tee with an initial speed of 53.6 m/s and rises to a height of 32.6 m. (a) Neglect air resistance and determine the kinetic energy of the ball at its highest point. (b) What is its speed when it is 7.24 m below its highest point?
December 10, 2012

business
Thank you they were very helpful with for my research
November 5, 2012

business
I meant out in the world. Customer service what is the role of this department? and what types of information do they need? how do they use their informationn?
November 5, 2012

business
thank you just wondering what are other organization departments are out there besides hr?
November 5, 2012

business
HR is the role I chose! What is the role of this department? What types of information does the department need? How does the department use that information?
November 5, 2012

business
HR is the role I chose! What is the role of this department? What types of information does the department need? How does the department use that information?
November 5, 2012

Math
From experience, the manager of Kramer's Book Mart knows that 30% of the people who are browsing in the store will make a purchase. What is the probability that among ten people who are browsing in the store at least seven will make a purchase?(round answer to four decimal...
October 8, 2012

Finite Math
A biology quiz consists of 10 multiple -choice questions. 7 must be answered correctly to receive a passing grade. If each question has 4 possible answers, of which only one is correct, what is the probability that a student who guesses at random on each question will pass the...
October 8, 2012

math
What is the range, mean, median, and mode for the following data set 3, 8, 12, 4, 1, 3, 6, 3, 6, 6, 3
September 5, 2012

prealgebra/ check answer please
1.98 is almost 2. When I divide 3,000 by 1790 I get 1.67 plus a row of numbers after that.
June 23, 2012

prealgebra/ check answer please
Im getting 1.98
June 23, 2012

prealgebra/ check answer please
If 1,790 Mega Watts of power, out of the 3,000 Mega Watts generated by a power utility, reach the destination, what percentage of the generated power reaches its destination? 1,790 - 3,000 = 1,210 1,790 divided by 1,210 = 1.4 Answer 1.4% Unsure
June 23, 2012

prealgebra/ check answer please
John who is an amateur golfer spends 3 hours every day practicing golf. What percentage of his waking hours does John spend practicing golf if he sleeps 9 hours a day? 24-9=15 3/15= 0.2% Answer I am unsure if the steps are right
June 23, 2012

pre algebra
11 - 8 ÷ (1/3 + 1/5) Please show work I am stuck. Thank you
June 17, 2012

pre algebra
7x 11 – 42 evaluate show its done please my answer I got is 35
June 17, 2012

Business
If you were a business consultant hired to assist a company outline a strategy for going global, what country would you suggest they venture into, what three types of advice would you offer and why?
June 13, 2012

math plase check
Ms.Sue.Why what?I got asked a question by my professor,What number would be used to represent a temperature of 70 degrees below zero? I think it should be like this -.70
June 6, 2012

math plase check
I dont know its for college math I am thinking maybe -.70 c .
June 6, 2012

math plase check
What number would be used to represent a temperature of 7- degrees below zero. I think its is -.70 please check
June 6, 2012

math/algebra
I’m working at this restaurant making $30,000 a year. Another restaurant really wants to have me manage their restaurant they are offering to pay me 2 ¾ times more then I make now. How much would I be making? show this is done please
June 3, 2012

math
Find 4.84 * 39 + 61 * 4.84 show work please
May 28, 2012

Math
Shipwrecked marines wrote this message in the sand, knowing that their searchers would be able to decode it. What does it mean? 64 25 144 256
May 2, 2012

srac
do you give grants to 17 year olds through hhs human service
April 27, 2012

statistics
87
April 23, 2012

algebra
Snowfall Suppose 5 inches of snow fall before noon and 2 inches per hour fall thereafter until 10 P.M. (a) Write a formula that calculates the snowfall S in inches, x hours past noon. (b) Use your formula to calculate the total snowfall at 8 P.M. (c) How much snow had fallen ...
February 19, 2012

physics
Ball 2, with a mass of 30kg, is moving to the left at 10m/s. With what velocity should Ball 1, with a mass of 10kg, move to the right and collide with Ball 2, so that Ball 1 rebounds with a velocity of 30m/s, and Ball 2 with a velocity of 10 m/s, after the collision? Assume ...
February 8, 2012

math
the perimeter of a triangle is 54 centimeters. the longest side is 6 centimeters less than the sum of the other two sides. Twice the shortest side is 10 centimeters less than the longest side. Find the lengths of each side of the tirangle
January 20, 2012

American Literature
I am doing a paper on The Minority Experience - American Indian Studies. My question would be how far back can any of this information acutually be documented? My professore replied this is fine as long as I make my focus a literay one. He suggest using the respective American...
September 25, 2011

math
16/15
September 20, 2011

ethnics 125
Investigate the official language movement which is an important hispanic american cultural interest. I have to find six credible sites or articles describing bilingualism in education and politics. How would I find credible sites everything I find is about english language ...
August 29, 2011

Algebra
A cellular phone company offers a contract for which the cost C, in dollars, of t minutes of telephone is given by C=.25(t-600)+50.95, wher it is assumed that t is greater than or equal to 600 minutes. What times will keep costs between $95.45 and $135.45?
August 14, 2011

algebra
Explain how many miles does it takes to get from home to work, with "distance Formulas?'
August 1, 2011

psychology
4. Explore two roles that can be acquired during early and middle adulthood, such as through parenthood, romantic relationships, and career. How have these roles changed through the past generations?
July 19, 2011

science
The specific heat of solid gold is 0.13J/gC.How much heat is needed to raise the temperature of 25.0g of gold from 23C to its melting point at 1063C
July 15, 2011

Math
Bayside Insurance offers two health plans. Under plan A, Giselle would have to pay the first $50 of her medical bills, plus 30% of the rest. Under plan B, Giselle would pay the first $90, but only 25% of the rest. For what amount of medical bills will plan B save Giselle money...
July 4, 2011

Algebra
Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this. 4x + 4y = -36 4x + 4y = 12
July 3, 2011

Algebra
Solve by factoring: 10t^2 – t − 2 = 0
July 2, 2011

Algebra
Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero. (3y(2/3))^-3
July 1, 2011

Algebra
Use polynomial long division to divide 12x3 – 9x2 + 13x + 4 by 3x2 – 3x + 4
July 1, 2011

physical science
A car weighing 15,000 N is speeding down the highway at 90 km/h. What is its momentum?
June 12, 2011

ethnics
Identify leaders of the Civil Rights and Black Power movements and their contributions to their respective causes. How did these social pioneers forge the way for this important ratification? What legislation was relevant during these critical times?
June 5, 2011

business
a time when you were tasked with management, such as in the workplace, at home, or coordinating a party. include the planning organizing leading and controlling
June 4, 2011

ethnics 125
so they faced segregation,prejudice, and racism?
May 29, 2011

ethnics 125
so they immigrated?
May 29, 2011

ethnics 125
determine if the Irish colonized or if it immigrated to the United States. Did the Irish face prejudice, segregation, racism, or any combination of the three? If so, how and why?
May 29, 2011

business
how are business ethics different from and similar to laws?
May 29, 2011

business
how are business ethics different from and similar to laws?
May 28, 2011

Understanding Busines
How does the local, state, or national economy affect your business or place of employment
May 26, 2011

medical office
how is basic math used in the medical office?
May 19, 2011

survey of mathematics
how is basic math used by a medical office manager?
May 19, 2011

math
how is basic math used in the medical office?
May 18, 2011

English
I had to pick what grammatical stucture is in the "" portion of the sentence. Choses are adverb clause infinitive phrase past participial elliptical clause adjective clause present participial phrase nominative absoolute appossitive past participle phrase ...
April 12, 2011

General Chemistry I
Determine the mass of Co(NO3)2 X 6H2O to prepare 250mL of a .50M stock solution.
February 28, 2011

Social Psychology
Describe the reciprocal relationship between behavior and attitudes?
January 26, 2011

physical science
16. When a bullet is fired from a rifle: mine is D A. the recoiling rifle and the bullet have the same kinetic energy and momentum B. the bullet has greater momentum and kinetic energy than the rifle C. the rifle has greater momentum and kinetic energy than the bullet D. they ...
January 3, 2011

physical science
@ drwls at the end of each question
January 3, 2011

Physical Science
I have a really good grade in this class and I need to keep it that way. I am only asking to have my answers checked. I would like to graduate with honors so please help if you can. 1. A car traveling along the highway needs a certain amount of force exerted on it to stop. ...
January 2, 2011

Physical Science
@bobpursley with you talking about answers 2,3,19,12,and 14 do all the other answers look to be correct?
January 2, 2011

Physical Science
I have a really good grade in this class and I need to keep it that way. I am only asking to have my answers checked. I would like to graduate with honors so please help if you can. 1. A car traveling along the highway needs a certain amount of force exerted on it to stop. ...
January 2, 2011

Physical Science 2
@ damon ty so much
December 31, 2010

Physical Science 2
The attraction or pull of a person's body toward the earth, by the earth is called weight. The reaction to this force is the: My answer is B A. earth's surface pushing against the person's body B. person's body pulling on the earth C. person's body pushing ...
December 31, 2010

Physical Science
A 75 kg astronaut in space pushes against a 200 kg anvil. When the astronaut lets go of the anvil while pushing it: My answer is D (Just checking my work) A. both astronaut and anvil accelerate in opposite directions at the same rate B. neither the astronaut nor the anvil will...
December 31, 2010

science
how many grams of water do you have if it takes 3000j to raise the temperature from 21c to 100c
December 9, 2010

windows xp
Every time that I turn on my laptop it tells me to type in my password.But i am not suppose to type my passowrd when it turn. My setting are to load up without typing my password. Can you help me to stop it from typing my password to get back to normal.
November 6, 2010

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