Friday

October 9, 2015
Total # Posts: 491

**algebra- help quick**

use common logarithms and calculator to evaluate to 4 decimal place. log24^301
*February 18, 2009*

**Calculus**

Sorry, it is evaluate the indefinite integral: sqrt(8x-x^2)
*February 13, 2009*

**Calculus**

Evaluate the indefinite integral: 8x-x^2. I got this but I the homework system says its wrong:sqrt((-x-8)x)/(2*sqrt(x-8)*sqrt(x))*(((sqrt(x-8)*(x-4)*sqrt(x))-32*log(sqrt(x-8)+sqrt(x))
*February 13, 2009*

**Ms.Sue**

Thank you very much for your time and the website.
*January 29, 2009*

**Biology**

What structures of the embryonic and adult anatomy of manatees and elephants establish the evolutionary relationship between these two animals? manatees evolved from elephants..or elephants evolved from manatees
*January 29, 2009*

**college**

sensory localization refers to the concept
*December 30, 2008*

**chemistry**

What is the balanced reaction between HBr and NH3
*December 10, 2008*

**9th Grade Math**

yes
*December 2, 2008*

**Chemistry. Percent mass...**

What is the molecular form of the equation for the reaction? and what is the net ionic equation for the reaction? Thanks!!
*November 21, 2008*

**preschool**

write down the name of five dimensionals shapes
*November 18, 2008*

**medical coding and billing**

Has anyone done the last research paper on the medical billing and coding? compairing three EMR's...
*November 15, 2008*

**Algebra 1**

Okay i dont know how to do this? 13-b 2- 0.5b ------ --------- 6 4 How do i solve ths proportion?
*November 4, 2008*

**math**

part of a brownie recipe calls for 8 ounces of flour and ounces of chocolate. mrs jones made 3/4 of the recipe how many ounces of chocolate did she use.
*October 21, 2008*

**6th grade**

I am doing a greek mythology project. I am Medusa,I need a creative way to symbolize Medusa. -other than just snakes in the hair...any help?
*October 19, 2008*

**social studies**

i think the dividing line is the mississippi river?? idk.
*October 19, 2008*

**chemisty**

C2H4
*October 8, 2008*

**math**

Algebraically analyze the graph of the function f(x)= -6x^2+5x+2 . Find the vertex, axis of symmetry, range, minimum or maximum value, increasing and decreasing intervals, and zeros. Write the Quadratic equation in standard form. [Standard form is: f(x)=a(x-h)^2+k ]
*September 30, 2008*

**math**

thank you David Q
*September 30, 2008*

**math**

A 24-inch piece of string is cut into two pieces. One piece is used to form a circle and the other is used to form a square. How should the string be cut so that the sum of the areas is a minimum?
*September 30, 2008*

**math**

Find b such that f(x)=-4x^2+bx+3 has a maximum value of 50.
*September 25, 2008*

**math**

The solutions to a quadratic equation are 3/8 and 2/5. Write the quadratic equation in standard form show all appropriate work. (standard equation: f(x)=a(x-h)^2+k)
*September 25, 2008*

**9th grade science**

4.1decigram____kilogram you have to convert
*September 21, 2008*

**9th grade science**

how u covert 4.1dg____kg
*September 21, 2008*

**math**

a wooden pancake lookin at_il_ Wizard of Gauze haha i have this homework 2!!! this is what i got so far though.
*September 15, 2008*

**Statistics**

Thirty random students took a calc test. If the sample mean was 90 & the standard deviation was 13.9, construct a 99% confidence interval for the mean score of all students. Is the answer 83.03 to 96.97??
*September 14, 2008*

**Determining symetry**

Determine algebraically whether the graph of the function g is symmetric with respect to the x-axis, y-axis, or origin. g(x)=[(x^2)+(y^2)]^2=2xy
*September 9, 2008*

**functions math**

show that if f is any function, then the function O defined by O(x)=f(x)-f(-x)all over 2 is odd
*September 9, 2008*

**Piecewise function**

write a piece-wise function over 3 intervals whose domain is (-infinity, infinity) and whose range is (-infinity,-3) united (1,10). include an increasig, decreasing, and a constant function.
*September 9, 2008*

**math**

thank you Reiny!
*August 30, 2008*

**math**

a rectangular prism has a width of 92ft. and a volume of 240ft^3. Find the volume of a similar prism with a width of 23ft. Round to the nearest tenth if necessary. a)3.8ft^3 b)60ft.^3 c)15ft.^3 d)10.4ft.^3 I am totally cinfused by this. Can somebody please help me? I would ...
*August 30, 2008*

**Law and Ethics**

What is the behavior of public and privte?
*July 20, 2008*

**Law and Ethics**

I am doing this paper right now! Its amazing how many of us are with Penn Foster...anyone in the MT program? I have done multiple papers so far, and this is the hardest one to find the citations for, even though I know most of the answers!
*July 20, 2008*

**physical science**

A 250.0 kg roller coaster car has 20,000.0 J of potential energy at the top of the hill. Neglecting frictional losses, what is the velocity of the car at the bottom of the hill?
*July 3, 2008*

**Reseach paper**

Suzi wait until you get to your final research paper. It is 50 % of your final grade and it is worse than this one. Good luck. If you have any other questions about this you can email me at s underscore huggins at att dot net and I will be glad to help you with anything you need.
*June 21, 2008*

**Statistics**

Calculate the Standard Deviation of the following list of data: 6, 7, 8, 9, 10
*May 10, 2008*

**econ**

The primary advantage that excess capacity confers on existing firms is A. a lower cost of production than potential entrants B. the ability to employ cost-plus pricing methods in the event of entry. C. the ability to threaten fierce price competition in the event of entry. D...
*April 24, 2008*

**math**

What is 7x7=
*April 10, 2008*

**math**

Thank you so much. I thought that was how. Wanted to make sure before I told him wrong. Thanks again for your help. Have a great night!
*March 31, 2008*

**math**

Helping my son with %. I can't remember how. Here is the question. The baseball team has played 35 games so far this season. Of those games, they've won 21. What percent of the games played has the team won? Can someone help me with the formula
*March 31, 2008*

**history**

Thanks for your help:)
*March 25, 2008*

**history**

how are the writing forms influence life for mesopotamia, Egypt and indus valley
*March 25, 2008*

**math**

what do you get when you cross a stick of dynamite with a lemon pie?
*March 14, 2008*

**math**

what do you get when you cross two ducks with a match?
*March 14, 2008*

**English**

How can you remember the noun, adjective, adverb, and changing adjectives and nouns into verbs suffixes and the anglo-saxon affixes?...i have the hard time memorizing them because it is hard to tell the difference...like adjectives and adverbs...do you have any tricks to ...
*March 12, 2008*

**Math**

what is the answer to 8 10ths of 3Km
*February 23, 2008*

**English**

dangling modifiers Incorrect: Architectually striking, everyone is quite impressed by the new building's size and elegance. Changed to: Everyone is quite impressed by the new building's architectually striking size and elegance.
*February 23, 2008*

**mental**

I actually already found Ms. Stern's book. I recommend it. She does use anonymous case studies that show gaslighting the way we think of it today, but I was curious to see if there was any other literature or scientific studies done on the subject. I'm especially ...
*January 24, 2008*

**mental**

I have a question about the psychological syndrome called gaslighting. Have there been any recent case studies of actual "gaslighting" as it's seen in the 1944 film Gaslight where psychologist have proof of one individual purposely trying to drive another insane ...
*January 24, 2008*

**science**

the mouistre and nutriens reach the leaves explain what leaves do to help trees to grow well.
*January 18, 2008*

**English**

Can anyone summarize the story "Roughing It" because i dont get the story
*January 17, 2008*

**English**

HELP PLEASE!!!!!!!!!!!!!...i have a test on it tomorrow and i dont understand, what is the theme of the story?!?!?!?!...and did he write about hay and murdering?!?!?!
*January 16, 2008*

**English**

Can anyone summarize the story "Roughing It" because i dont get the story
*January 16, 2008*

**Science**

Why certain elements bond well while others do not? Which of the three sub-atomic particles(electrons, protons, and neutrons) determines most of the properties of an element and why? How the atom of one element is different from the atom of another element?
*January 14, 2008*

**Physics**

How many degrees are between the melting point of ice and the boiling point of water on the Kelvin scale?
*January 14, 2008*

**Science**

i get it...thanks
*January 13, 2008*

**Science**

How are valence electrons involved in the formation of a covalent bond? They gave me the answer as...They are shared with another atom (or atoms). However, i thought they shared electrons not atoms...it confused me
*January 13, 2008*

**Science**

but i thought they share electrons not atom...i am confused
*January 13, 2008*

**Science**

How are valence electrons involved in the formation of a covalent bond?
*January 13, 2008*

**Algebra**

i think it is... b=Y2-Y1/X2-X1 that's how you find the slope if it is a graph.
*January 13, 2008*

**lead-in**

what is a lead-in ?
*December 16, 2007*

**chemistry**

What is the nitrogen-oxygen bond order in potassium nitrite
*December 5, 2007*

**englis**

can you unscramble this word cilteonhi
*November 19, 2007*

**science**

what can i do to find out about rosalind franklin? You could Google her name, preferably with parentheses around it, and read some of the articles that will be found by that search engine. At the top of the list will be http://en.wikipedia.org/wiki/Rosalind_Franklin
*July 27, 2007*

**Algebra**

Can someone please help!!! These equations are confusing me so. x^2-98=0 x^2 - 98 = 0 x^2 = 98 x^ = 98/2 x^ = 49 x = _____ If you post your answer, we'll be glad to check it. 7
*July 12, 2007*

**general science**

When heat energy travelsby convection enrgy is transferred by the circulation of heated material is this tru? Yes. Convection heat transfer takes place as the result of circulation of a fluid between hot and cold regions.
*July 4, 2007*

**Computer Technology**

Can you help me with this question that I have on my assignment? You want to create a wireless network in your home so that all of your computers can share the 2 Mb DSL connection to the Internet. You are at the store shopping for wireless Internet cards for your computers. ...
*June 28, 2007*

**Intro. to Comp.**

Can you help with these questions? 1.Your company has a state of the art WAN,which connects over fifty offices throughout the world. Because of the global nature of its business,long distance phone service is a huge cost for them. What might you suggest that may save money on ...
*June 23, 2007*

**Intro to Comp.**

How would you measure your computer monitor? Would you measure the monitors width,length,circumference of the viewing area, or measure from the left hand corner to the upper right hand corner? My roommate says you measure the monitors circumference of the viewing area. But, I ...
*June 14, 2007*

**critical thinking**

how can a person distinguish between the prejudicial and nonprejudicial use of rhetorical devices? Please check these previous answers to this question. http://www.jiskha.com/search/search.cgi?query=rhetorical+device How can a person distinguish between the prejudicial and ...
*June 14, 2007*

**Comp. question**

I asked this question today needing input. Some thought I was right. Just needing someone else to give their advice. A __________ is an integral part of the computer hardware,which connects the processor to the hardware. 1 hard drive 2 CPU 3 byte 4 motherboard I am thinking ...
*June 12, 2007*

**Intro to Comp.**

Can you please give me verifiation with this? You visit a website that has a streaming media presentation in the top right hand corner; however, you are unable to see the presentation on your monitor. What is the most likely reason? 1. Your computer is using the incorrect ...
*June 12, 2007*

**Intro. to Comp.**

Can you help with this? A ________ is an integral part of the computer hardware, which connects the processor to the hardware. hard drive, CPU, motherboard, or byte. Isn't the correct answer motherboard? I'm pretty sure it is--just need verification. I think so. I'...
*June 12, 2007*

**Intro. to Comp. -- Question**

If you need a computer to carry with you to manage your daily schedule of meetings, which type of computer would be ideal in this instance? PDA, laptop, or personal computer wouldn't a PDA be best? PDA is best, yes. Laptop would be next best. PC is not a good idea or even ...
*June 12, 2007*

**Intro. to Comp.**

I have 2 questions on an assignment that I need help with. 1.Two ingredients are required to send and receive e-mail. An e-mail client and which? 1. FTP server 2. SMTP server 3. IRC server 4. NNTP server Would the correct answer be NNTP server? 2. You want to download some ...
*June 11, 2007*

**geography**

what word refers to a bay cove or other recess along the coast Indentation? From the Thesaurus: bay, bight, cove, creek [ chiefly British ], estuary, firth, fjord ( or fiord), inlet, loch [ Scottish ]
*June 5, 2007*

**Math**

Sandra baked 2 dozen cupcakes. She frosted one half with pink icing. One eighth she covered with yellow icing. The rest were chocolate. How many cupcakes were chocolate? How did you get the answer 24/2=12 pink 24/8=3 yellow 3+12=15 24-15=9 chocolate 9 chocolate
*April 30, 2007*

**math (unit rate)**

SO it would have the same unit ofr measurement?
*April 26, 2007*

**chemistry**

ho do you calculate final temperature? anyone please help thanks that's a little vague. Are you dealing with ideal gases? If so you would use the formula PV=nRT P = pressure V = volume of container n = moles (grams/molar mass) R = gas constant (0.0821) T = temperature ...
*March 15, 2007*

**Science**

What did Jocelyn Bell Burnell actually discover? She discovered the first pulsating neutron star, or "pulsar". Her name was Jocelyn Bell at that time.
*March 7, 2007*

**supply and demand**

I'm looking for help on the third part of this question. I've included preceding questions/answers to show where I'm at. I don't know what to do next. Suppose that a market is described by the following supply and demand equations:
*February 17, 2007*

**English-here's my essay**

I lay there with music pouring into my ears. My head is tired from a long morning of Christmas shopping because it is the day after Thanksgiving. I switch form Linkin Park to Journey, from Savage Garden to Josh Groban, moving on constantly because I can’t make a decision...
*November 25, 2006*

**history**

the story of romulus and remus in brief please? The whole story is here: http://www.iol.ie/~coolmine/typ/romans/romans9.html
*November 1, 2006*

**Scientific Model**

Do anyone know what a scientific model is and where can I find an example? I've look and I cant find a definition or example. Nevermind I've found it
*October 21, 2006*

**Scienific Notion**

The following measurements in scienific notion... 22,000mg 65,900,000m 0.0005km 0.0000037kg http://www.pa.uky.edu/~jeremy/courses/ast-191/applets/scientificdemo.html Thank you so much
*October 21, 2006*

**Science**

The quantity 5.85 x 10^4m is equivalent to..... a.5850 000m b.5840m c.58500m d.0.000585m quantity 5.85 x 10^4m is equivalent to..... a.5850 000m b.5840m c.58500m d.0.000585m the answer is c....because 10^4 is 10,000 so 5.85 times 10,000 equals 58500
*October 21, 2006*

**english**

what does structure mean when writing an essay on ballads If you mean structure of the essay, that refers to how you organize your paragraphs within your paper. Are you following a comparison/contrast pattern? Are you explicating the poem? What you are writing about determines...
*September 20, 2006*

**Biology (AP)**

part of the Essay question off of 2003 exam: Describe how the properties of water contribute to the plasma membrane structure I would love any help I can get. thnx! if the membrane lets the water through then it is called osmosis
*September 19, 2006*

**ionic or covalent**

i need help too is sodium chloride ionic? and is hydrogen peroxide ionic too???? please help
*June 19, 2006*

**Chemistry Suspension Examples...**

Snow Globe is a suspension
*June 15, 2005*

**unscrambling word**

ganrulet
*June 14, 2005*