February 27, 2017

Posts by Nikki

Total # Posts: 691

Math (Calculus?)
[x^5(-3)(x^2+1)^-4(2x)]-(x^2+1)^-3(5)x^4] / (x^5)^2 Can someone show my how to simplify this, step by step? So far I got that the denominator should be x^10 because of the exponents, and (x^2+1)^-4 could be simplified as [(x+1)(x-1)]/4, likewise with (x^2+1)^-3, except the ...
September 9, 2008

5x^2 + 26x + 5 Besides guessing and checking, is there any other way or "trick" (preferably not time-consuming) to factor polynomials whose leading coefficient is NOT 1? Thanks much!
September 3, 2008

(2x^2)^3/2 / 2^1/2x^4 can someone tell me how to simplify this? thanks much!
August 31, 2008

algebra II
this is called equations utilizng inverses how would i solve this problem: [ 15 18 ] = [ 6 -3] [ 34 27 ] [ 7 -2] A
August 27, 2008

algebra ll
how do i find the inverse of the matrix [ 10 9 ] [ 8 -1 ]
August 26, 2008

Describe at least three potential indoor air quality (IAQ) hazards in your home. What are the possible health impacts of each hazard? Do you believe your health is at risk based on your exposure to the three IAQ hazards? Why or why not? What can you do to reduce exposure to ...
August 6, 2008

Is there a site where it can accurately check grammar? I use the the Word grammar/spell check, and it still messes up at times :/ thanks much!
July 27, 2008

Provide a one sentence description of typical precipitation and temperature for summer and winter. Use terms such as cool, cold, warm, hot, dry, and wet. Then, identify the characteristics of a plant and animal that is seen regularly in your region. How do the characteristics ...
July 24, 2008

hi i was wondering if u can help me with this problem which says...stopping distance is breaking distance plus your reaction time. suppose you are told that the stoppin distance D is related to speed S by this equation: d(s)= 0.05s to the 2nd power+2.15s+1 and i need to slove ...
July 20, 2008

Law and Ethics
I submitted my HIPAA RESEARCH PROJECT and it was graded within 3 days. I received an 84!
July 20, 2008

Law and Ethics
I am also taking this same course with Penn Foster for Health Information Technology. I have been stuck on this research paper for about 1 month now. I'm wanting to finish it so badly. I have most of the answers except the one about the written privacy policies and ...
July 20, 2008

What are some of the ways that Psychologists attempt to explain human behavior? One of the major debates within the field of Psychology is the degree to which nature versus nurture shape human behaviors and traits. What comprises our nature? How would you define nurture? How ...
July 16, 2008

thank you for the tip
July 15, 2008

Create an outline of the risk of using Malathion according to the four steps of risk assessment presented in Ch. 4, p. 73, Figure 4.1: o Hazard identification o Dose-response o Exposure o Risk characterization · Decide your vote for the city council based on your ...
July 15, 2008

Environmental Science
Post your response to the following: Reflect on your own worldview and compare it with the worldviews presented in the text. Provide examples of the benefits of your view to defend your position.
July 10, 2008

AP World History
A study question for George Orwell's "1984": Why is what the Party does to Winston UNLIKE other times in history when enemies were dealt with? The answer's going to be somewhere from the beginning of Part Three to Ch. IV, I'm just not sure what to answer...
July 4, 2008

World History
"A hierarchial society was only possible on a basis of poverty and ignorance." - From George Orwell's 1984 My first thought for the meaning of this quote was that a leveled society (low-med-high "class") would only be established by the poor and ...
June 26, 2008

In three of last four presidential races, the winner of the iowa repbulican primary has not captured the republican nomination. Therefore, the winner of the next iowa republican primary will not capture the republican nomination
June 4, 2008

Social Studies
Who deliberately stayed away from the covention during a crucial vote so that his colleague could cast Maryland's vote with a smaller state? Was it George Washington, Luther Martin, Danial St.Thomas Jenifer, or Abraham Baldwin.
May 28, 2008

Math - Geometry
Another question, hehe: By "two ends", you mean the radii of the circles?
May 21, 2008

Math - Geometry
A cylindrical solid has a cylindrical circular hold drilled out of the center. Bascially, it's a circular cylinder with a hollow spot right down the middle. Find the surface area of the resulting solid. radius of larger circle: 2in radius of smaller circle (hollow area): ...
May 21, 2008

what are the branches of english
May 7, 2008

Find the area of a regular pentagon with radius 3cm. Round to the nearest tenth. No picture is given, but I believe a circle can surround the figure. I'm not really sure how to find the area of the figure when the side length isn't given. Can you guys help me? Thanks ...
April 19, 2008

did anyone get the answer to this problem?
April 15, 2008

The basis of Jewish faith is found in which part of the Bible?
April 14, 2008

bob that made me laugh lmaooo
April 13, 2008

what is the name of the force that slows the boat down
April 8, 2008

It was an acher!
April 6, 2008

The question is to find the measure of arc PQ in Circle A. The point A is the center of the circle, and the chords PR and SQ intersect at the center. Arc PQ is (3y-10), while arc SR is (2y+20). I know there's a theorem that states that when two chords intersect in the ...
April 1, 2008

A circle is circumscribed by a pentagon. The sides are all tangent to the circle. (It's a bit hard to explain without a picture, so I'll do my best.) The pentagon is QSUWY. However, there are points in between all five sides. In SQ lies point R, SU point T, UW point V...
April 1, 2008

I asked a similar question earlier, but I wasn't clear enough. The subtitle of Auden's The Unknown Citizen is "To JS/07/M/378 This Marble Monument is Erected by the State" So, is the entire poem an obituary written on the monument? Or is it a government ...
February 26, 2008

Okay... these are a lot of questions! would Auden's 'The Unknown Citizen' be an example of reductio ad absurdum? And is the entire poem an epitaph? Or is it simply the persona speaking? Would you say it is a combination of elegy and satire?
February 26, 2008

When you look at a distant galaxy through a telescope, how is it that you're looking backward in time?
February 22, 2008

Thank You
February 22, 2008

Why do objects illuminated by moonlight lack color?
February 22, 2008

Thank You for your help
February 22, 2008

What astronomical event would be seen by observers on the Moon at the time the Earth experiences a lunar eclipse? At the time the Earth experiences a solar eclipse?
February 22, 2008

Social Science
Charateristic of nonverbal and verbal communication for audiences in tense situation (supervisor & instructors)
February 13, 2008

Does asexual reproduction use meiosis or mitosis?why?
January 24, 2008

help please. i don't even know where to start An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has been filled with nitrogen gas at a pressure of 790. torr and a temperature of 15?C. When the container is evacuated and refilled with a ...
January 23, 2008

DeRidder High
January 22, 2008

2X or X squared ????
January 17, 2008

What is X times X
January 17, 2008

"I" is the subject. "gave an apple to the horse." is the predicate.
January 15, 2008

What are some ideas of writing a satire or parody of a stereotype in todays western world.
January 13, 2008

Please help with this question. Determine an algebraic model for Alvins data and use it to make a reasonable prediction for the population in 2036. I am having trouble with the algebraic model. thanks
January 13, 2008

Could you give me an example of a stereotype satire, this sort of confuses me as well. Thanks
January 10, 2008

I have to write a movie/tv script satirizing/parodying gender stereotypes as they are seen in western media today. It has to have one female and male gender stereotype but the twist is we must satirize the gender stereotypes in our script. Could you please explain this to me ...
January 10, 2008

Math - Geometry
Two right triangles are touching at the tips. The left triangle has the 90 degree angle to the bottom left, and 33 degrees on the bottom right. Based on this info, the other angle is 57 degrees. The right triangle has the right angle given, but it is on the top right, and the ...
December 1, 2007

Math -
-3R-15=3R-3 -6R=-12 -12/6=2 R=-2
November 12, 2007

Math ?
Which of these numbers is prime? Explain why or why not. 407 409 411 413
November 10, 2007

Language Arts
I am in a verse chior group for oral language and I need an oral language peice that is up to 8th grade reading level. Any ideas?
October 15, 2007

social studies
whats one way the earths crust change??
October 15, 2007

Angle BOC equals 60 degrees, so again, AOC is 94 degrees. If I add AOB, BOC, and COD, I get the measure of DOA, which is 128. Thank you!!!
October 10, 2007

B is in the interior of angle AOC. C is in the interior of angle BOD. D is in the interior of angle COE. The measure of angle AOE is 162 degrees, COE is 68 degrees, and the measures of angles AOB, COD, and DOE are all equal. The question is to find the measure of angle DOA. (...
October 10, 2007

September 20, 2007

discrete math
Express the quantification: Existential(!)x P(x) using universal quantifications, existential quantification and logical expressions. For sake of typing this question, I'm going to let "E" be the existential quantifier, "A" be the universal quantifier&...
September 12, 2007

social studies
I think they worked together so that they could get there work done faster and get more shelter:)
September 9, 2007

Early Childhood Literacy
I need some input on these questions. If you feel I'm wrong-please let me know. Thanx for helping! 1.Which one of the following would NOT be typical communication for a three- year-old? A. "That's scary!" B. "I'm hungry." C. "Nobody likes ...
August 30, 2007

In the sentence: Supreme Court judges see many cases. Should judges be Capitalized?
August 26, 2007

I need to fix this sentence: After the settlers came our countrys landscape changed mountains wer bare and many streams went dry Please help I'm not good w/ punctuation You have two separate sentences here. They should either have a period or a semi-colon between them. ...
August 20, 2007

need guidance on an algebra problem
20 x+3(y-1)=11 2(x-y)+8y = 28 multiply out 20 x+3y-3=11 - Is this correct? 2x+14y = 28 Using the addition method, would you multiply the first problem by 2 and the second by 20? No. In the second multiply out, you should have gotten 2x -1y+8y=28 or 2x+7y=28 No, in the ...
August 20, 2007

Pre Algebra
Please help me with some problems. Thank you! Solve the equation by square root property. 3. 2x^2 = 26 I don't understand how to solve this problem. Solve the equation using the quadratic formula. 7. 7x^2=-8x -2 This is what I got x= -8 -or+ square root -8/14 8. 16x^2+1=5x...
August 18, 2007

Math 110
Multiply 28x72 using lattice method. Write 278 as a product of prime numbers.
August 8, 2007

Chemistry Logic
There is no base, only acid and conjugate base the HONH3 acts as the acid here, and the HONH2 is its conjugate base. its the same exact thing as if the equation were HONH3 >< HONH2 + H(+)
August 3, 2007

Social Studies - Geography
I need some help on the General Information of China for class. I'm doing a worksheet and there's a question I'm kind of stuck on. The main way personal communication in China takes place by the _____________. My first guess is technology, because the 2nd part of ...
May 21, 2007

Social Studies (repost)
I have a problem with two questions on my geography worksheet on East Asia. I need to know the city between Shanghai and Nanjing (Nanking?) and the mountains west of Tokyo. The catch is, the answer to the Shanghai/Nanjing question has the letter "o" repeated. The ...
April 24, 2007

Social Studies - Geography
I'm having some trouble with the worksheet I'm doing for geography class.It's on East Asia,and the thing that's messing me up the most is the spelling of the cities/bodies of water/physical features, like Mongolia's capital, Ulaan Baatar, which has ...
April 24, 2007

Many children grow up with a considerble amount of violence in their lives protrayed in movies,video games,television,witnesing family violence,or being victims of child abuse themselves. Research on the effects of violence on children indicates: 1.that all children exposed to...
April 11, 2007

Calc 2
Ok, I have two questions first: 1. I'm asked to find a cartesian equation for the polar graph of this polar equation: r^2 = sin(2(theta)) The answer I got was (x^2+y^2)^2/(2xy) = 2 Is this the correct way to express it? 2. I need to find the cartesian equation for this ...
April 10, 2007

Physics-Sound Waves
I'm not sure how to go about answering this question... I have all these equations and none seem to apply. The question is: If you have two speakers on opposite sides of a concert stage producing identical sound waves with a wavelength of .8m. If you consider only the ...
April 4, 2007

I posted a question yesterday asking for some links about guilds during Shakespeare's time. I have two more questions. The first one: Are Sea Dogs basically pirates or mapmakers? Or are they both? The second question: What exactly are the "tools of trade" for the...
February 22, 2007

As an introduction to Shakespeare, we're doing a project on medieval guilds. Can anybody help me on where to search information on the Seadogs guild? I've been looking and all I've gotten was info on the movie, or a modern guild. Thank you :) "1600-1800 States...
February 20, 2007

general differences and similarites between australia and united states of americal Australian government: (Skip the second link.) USA government...
February 20, 2007

how do you do fractionation? huh??/ What grade are u in?
February 7, 2007

You may have to decide a second theme be sure to show a variety of examples (plant, animal, and other kingdoms) from a variety of smaller habitats within your ecosystem. explain how your examples fit the extreme theme. this is ecology. Thank you for using the Jiskha Homework ...
January 8, 2007

Can a cellphone place near a pacemaker patient heart change the pacemaker patient heart rate and how? Can I use my cell phone if I have a pacemaker? The types of cell phones used in the United States are less than 3 watts and do not seem to affect pacemakers. But to be safe, ...
December 27, 2006

I don't know that is why im here trying to find out.
November 28, 2006

Describe what happened to Mt. St. Helen on May 11, 1990 Please use your favorite search engine and search for Mount St. Helen. I'm sure you'll find many sites that describe this event.
November 20, 2006

social studies
i agree with julie it is linen
November 16, 2006

social studies
how did the crusades encourage europeans to explore The Crusades took thousands of men from Europe to Turkey, Israel, and other parts of the Middle East. There they learned of different ways of life and exotic products from many other parts of the world. Desire for these ...
October 24, 2006

October 16, 2006

Tell me everything about water scorpion even where they live what they eat etc? These sites have a lot of information about water scorpions. (Broken Link Removed) (Broken Link Removed)
October 9, 2006

Earth Science
i think iron????
October 3, 2006

how would you do this problem with intergers? 30+(-25)+(-15) when I did it I got -10 is that right? try doing it on a calculater i would but i can't find mine. Yes the answer is -10.
September 12, 2006

The math problem is........... 3n to the 2nd power when n=3 what do I do first if nothing is in parenthesis? Do I multiply 3n or do n to the 2nd power first? square n, then multiply it by three. That's a good question Nikki. We would read (3n)^2 as quantity 3n to the 2nd. ...
September 7, 2006

What would be the prepositional phrase, subject, and verb phrase in this sentence? The gift was from John and his sister. Let me point out first that I am far from an English major and you should use additional resources but this is the way I see it. subject--gift verb--was ...
September 6, 2006

How do you find a simple subject in a sentence? The word that describes what we are talking about is the subject. "The man read to his son" is a sentence. We are talking about the man. Man is the subject. I hope this helps. One of the English gurus can give a much ...
September 5, 2006

i always have late work i was almost held back last year cause of it i need tips on homework! Tips on studying, including homework. Read the chapter in the book BEFORE class. Take notes in class. After class, read the book again and add to your notes to explain things you ...
July 23, 2006

what is the primary focus of all biological studies? I love u nichole The primary focus is the living processes of organisms or groups of organisms. what is the primary focus of all biological studies what is the primary focus of all biological studies?
August 16, 2005

unscrambling word
idk. lol. this is fun :) but..:( i cant find the answer to my unscramble thing 4 skooool :( now i get 1 point off my test :[:(
June 14, 2005

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