Tuesday
August 4, 2015

Posts by DiANA


Total # Posts: 771

Math
(-3)^3-9 then there is a line and under the line is 6/2*3-1 please help a, 0, b2 1/4 cunndefined,d -4 1/2
October 20, 2009

Math
Which of the numbers 37,39,41,and 43, are prime numbers =37,41,43 Write 4/7 as a percent= 57.1%
October 20, 2009

Math
30 divided by 5 multiply by 3 subtract 2 then there is a line and under the is 2minus2divided by 3 any better?
October 20, 2009

Math
no Ill try to write it out thirty divided by 5 times 3 minus 2 all of this is over 2 minus 2 divided by three any better?
October 20, 2009

Math
im lost evaluate 30 divided by 5*3-2 all over/2-2divided by 3
October 20, 2009

Algebra
how to plot the equation and find the y intersect of y + x = -10 thank you
October 7, 2009

AMERiCAN
(1) What is a compromise? (2) How did the Great Compromise satisfy both small states and large states? (3) Describe the Three- Fifths Compromise? (4) In your opinion, which was more important in 1787, maintaining slavery or creating national unity?
October 4, 2009

AMERiCAN
Describe why Thomas Paine believes that it is “common sense” to declare independence?
October 4, 2009

Math
The first three elements of a number sequence are 1, 2, 3. ( As you can see, the middle number is one less than the product of its neighbors. This is true for the rest of the elements of this sequence. Now add the elements of the sequence up to a certain element. Could this ...
October 4, 2009

math
stumped on rounding to the nearest tenth. Decimals 1758.2 thank you
September 30, 2009

Quotes
Thank you so much. Now I get it!
September 30, 2009

Quotes
In the early years of confideration, they had a scope build on some beliefs and good intentions.
September 30, 2009

Quotes
Confederation George Washington said this
September 30, 2009

Quotes
I've read and tried to find information on what this quote means, but I still don't understand it. What does this quote mean? "We have had too good an opinion of human nature in forming our confederation."
September 30, 2009

GEOMETRYY
Two of the vertices of triangle ABC are A (1,2) and B(9,6). the slope of AC is 1 and the slope of BC is - 1/3. what are the coordinated of B? is theree a formulaa?
September 29, 2009

math
(7x8)-6x2+7 56-6x2+7 56-12+7 44+7 51
September 29, 2009

Algebra
Solving inequalities with both multiplication and addition 4(x-3)-2< 3-5(x+7) Can someone take me through this step by step? I do want to solve it on my own. Thank you
September 29, 2009

science
I say keep the same pet change the food and treats.
September 27, 2009

Advance Biology
What carries secretions for export from cell? organelles What buds off lysosomes? Golgi complex
September 27, 2009

science
cell
September 27, 2009

8th grade
20_140
September 25, 2009

algebra
4+100
September 25, 2009

algebra
solve, using addition 5.4= x-1.3 write an integer or a decimal
September 23, 2009

MATH
Show that if the equation of the line can be written as x/a + y/b = 1, then the line intersects the x-axis at (a, 0) and the y- axis at (0,b). i`m lostt.
September 19, 2009

math
a person with no more than $15,000 to invest plans to place the money in two investments. one investment is high risk, high yield: thfe other is low risk, low yield. at least $2,000 is to be plaaced in the high-risk investment. furthermore, thfe amount invested at low risk ...
September 7, 2009

math
find the midpoint of the line segment having the given endpoints. (8, -4) and (-7,8)
September 6, 2009

math
yes, there is a straight line
September 5, 2009

math
find the distance between the two points. 8,0 and 0,6. round to the nearest hundredth. please help
September 5, 2009

math
decide if the given number is a solution to the given equation. x/4 = 5;20
September 4, 2009

math
thank you, the site you recommended was the only thing i could find too. thank you for trying
August 20, 2009

math
can someone explain what vertex arrangements are? And how to find them.
August 20, 2009

math
what is the z-score for the given raw score, mean and standard deviation, assume a normal probability dist. raw score=66,u=60, and 0=6 u and o are those wierd symbols is the answer 1, 10, 6, or 66
August 8, 2009

math
Decide which variables described is likely to have a normal or near normal distribution a. the number of courses remaining until graduation for the students in a small liveral arts college b. the SAT math scores for students in an advanced placement math class i think the ...
August 7, 2009

math
thank you for your help. The answer is A. Right?
August 7, 2009

math
two cards are drawn without replacement from a 52 deck of cards. what ae the odds against drawing a club and a diamond? can you walk me through this? thank you
August 7, 2009

math
how many batting lineups of the nine players can be made for a baseball team if the cathcher bats first, the shortstop second and the pitcher last?
July 29, 2009

math
how many 4 character license plates are possible with 2 letters of the alphabet followed by 2 digits, it repetitions are allowed? if repetitions are not allowed?
July 29, 2009

math
on a tv game show, the contestant is asked to select a door and then is rewrded with the prize behind the door selected. if the doors can be selected with equal probability, what is the expected value of the selection if the three doors have behind them a 40 thousand dollar ...
July 29, 2009

Chemistry
I am trying to study for my final exam. I am just trying to do my review packet and i just want to see if i am getting them correct. but what i got was 1) 3,3 2) 2 3) 120 4) idk how to do that one.
May 21, 2009

Chemistry
#1) The Lewis structure of PF3 shows that central phosphorus atom has ___ nonbonding and ___ bonding electron pairs. #2) How many equivalent resonance forms can be drawn for CO3^-2? (carbon is the central atom) #3) The bond angle in NF3 is slightly less than ___? #4) Sample of...
May 21, 2009

chemistry
The total pressure in a flask containing air and ethanol at 25.7C is 878 mm Hg. The pressure of the air in the flask at 25.7C is 762 mm Hg. If the flask is immersed in a water bath at 30.0C, the total pressure is 980 mm Hg.The vapor pressure of ethanol at the new temperature ...
April 27, 2009

geometry
how do u do statements and reasons
April 19, 2009

CRT 205
100 words per question in the future, how will thinking critically influence the ways that you read? Write?, Process Information?
April 6, 2009

social studies
I am trying to unsramble a city the word is i tall tacks ye. Thanks
March 29, 2009

algebra
I need help with this problem (7,7);4x+5y=9
March 27, 2009

College Accounting
Re: Homework Text: College Accounting, 19th Edition Page 227-229 Can you provide me with the trail blances for May: Comprehensive Problem 2 - The General's Favoriate Fishng Hole. I am really having a problem with this assignment and I would greatly appreciate your help. ...
March 19, 2009

College Accounting
Re: Homework Can you provide me with the trail blance for May: Comprehensive Problem 2 - The General's Favoriate Fishng Hole. I am really having a problem with this assignment and I would greatly appreciate your help. Thank you Diana Couturier
March 19, 2009

business law
On March 5, 2009, Andy, a local MP3 supplier, calls Betty, a local electronics chain retailer, offering to supply her with 1000 red IPODS, 1000 black IPODS, 1000 white IPODS and 1000 green IPODS at $ 200 per IPOD which Betty agrees to. After hanging up the phone, Andy ...
March 5, 2009

Chemistry!!!
to aslution of analyte NH3nh4and h2s were add ared ppt was formed
March 5, 2009

Chem
Nevermind, I figured it out from the original formula you gave me and got the correct answer. Thanks for your help!!
February 18, 2009

Chem
I am not familiar with the ^- symbol in the equation after # Cl. Is that referring to the power, such as Cl3?
February 18, 2009

Chem
Which of the following solutions of strong electrolytes contains the largest # of moles of chloride ions: 100.0 mL of 0.30 M AlCl3, 50.0 mL of0.60 M MgCl2, or 200.0 mL of 0.40M NaCl? What formula is used?
February 18, 2009

statistics
An instant lottery scratch-off game offers a 0.04 probability of winning on any one play. Plays are independent of each other. If you play 7 times, what is the probability you win at least once?
February 13, 2009

Mathbegining and intermadiate algebra
12/5 - 1
February 9, 2009

health
i need help with my project i need at least 65 or 5 advantages and disadvantages of bein a neonatal nurse please help me thanks
January 18, 2009

chemistry desperately
alright thank you i think i should be able to figure it out. and i know we only did 3 trials though
December 16, 2008

chemistry desperately
i am completely lost, i confused myself. i need to find the concentration of HC2H3O2 HC2H3O2 + NaOH ==> NaC2H3O2 + HOH NaOH C= 0.3 M v= 0.25 L n= 0.075 moles M= 40.00g/mol m= 3.00 g NaC2H3O2 n= 0.075 moles m= 0.4973 g(ammount of acetic acid in solution) HC2H302 v= 0.020 L M...
December 16, 2008

chemistry grade 11
alright thank you:)
December 15, 2008

chemistry grade 11
(avg. ammount of substance) ( 28.0 mL + 27.3 mL + 27.5 mL ) / 3 = 27.7 mL HC2H3O2 + NaOH => NaC2H3O2 + HOH n= M x L = 0.30 M x 0.0277 L = 0.00831 mols unknown:NaC2H3O2:x:1mol:NaC2H3O2:/ known:NaOH:0.00831 mols:1 mol:NaOH: x=0.00831 mol molar mass of HC2H302: H x 4 = 4.04 C ...
December 15, 2008

chemistry grade 11
alright! thank you, you just helped me figure it out! i didnt use all the info provided properly
December 15, 2008

chemistry grade 11
i have a question about finding the concentration of a substance then changing it to a percent. i check over my notes and i can't find it. the concentration of an unkown substance is 0.831 M and the two given substances are 4% and 5.5% so i do not know howto calculate ...
December 15, 2008

mathh
thank you:)
December 14, 2008

mathh
oh shoot i wrote it wrong its: 1 + 2sinxcosx = sinxcosx sinx + cosx
December 14, 2008

mathh
this is for proving identies and its fustrating i can't solve this one question! lol x=feta (btw the first part is supposed to be divided by the bottom) 1 + 2sinxcosx + sinxcosx sinx + cosx (1 + 2sinxcosx / sinx + cosx) + sinxcosx
December 14, 2008

math
help with ratios pleeeeeeeeeeeease or i get an f
November 8, 2008

business
Other than Microsoft, is there a website where I can learn about formating business letters, memos, etc.?
October 13, 2008

science
thanks Ms.Sue for your help
October 8, 2008

science
what conditions do scientists examine when they monitor volcanoes?
October 8, 2008

code of ethics
I am working on a paper about ethics in professional healthcare/medicine. It is difficult for me to word it properly, but here goes: Is "the right to die, or assisted suicide a question of ethics-or a moral dillema that healthcare professionals face? (helping terminal ...
October 7, 2008

math
I'm surprised I didn't think of that. Thank you.
October 2, 2008

math
The average (arithmetic mean) of 4 numbers is greater than 7 and less than 11. What is one possible number that could be the sum of these 4 numbers?
October 2, 2008

Math
9a-1+8c-8a+c
October 1, 2008

college
what is another name for herpetologist? is it zoologists? thanks.
September 23, 2008

internet security
Where can one go to download free and legal music without a catch? Is there truly such a site?
September 19, 2008

CALCULUS
A PIECE OF SHEET METAL IS 2.6 TIMES AS LONGS AS IT IS WIDE. IT IS TO BE MADE INTO A BOX WITH AN OPEN TOP BY CUTTING 3-INCH SQUARES FROM EACH CORNER AND FOLDING UP THE SIDES. IF THE VOLUME OF THE BOX MUST BE BETWEEN 600 AND 800 CUBIC INCHES, WHAT VALUES OF X WILL PRODUCE THIS ...
July 24, 2008

CALCULUS
For the piecewise function, find the values g(-8), 8(3), and g(8). g(x)={X+6,FOR X<=3 7-x, for x>3
July 24, 2008

math
For the piecewise function, find the values g(-8), 8(3), and g(8). g(x)={X+6,FOR X<=3 7-x, for x>3
June 5, 2008

grammar
The researcher structures the study by addressing three topics which include the research question, the researcher’s perspective and also the sample selection. On the above sentence, do I need to put a colon after include, or is the sentence fine the way it is?
April 15, 2008

grammar
Do I use a colon or a period at the end of the following sentence? According to the author of this article, the hypothesis is as follows
April 2, 2008

arithmetic
How do you solve this problem 1 1/5 minus 3/8?
March 25, 2008

spelling
i will like to make a word with these letter aaiemctmsh
March 13, 2008

Ratios Math
i need help with ratios in math
March 1, 2008

Marine Biology
Any ideas where I can read online articles about marine species and the different types of habitats along coastal beaches?
February 13, 2008

earth
whats limestone used for?
January 29, 2008

bilology
What do algae, kelp, and seaweeds have in common? How are they different?
January 28, 2008

CIS Microcomputers Application
It could be a cookie................
January 11, 2008

Physics
I dont know what to make for a physics experiment?
January 4, 2008

RE: Water
If I boil water at home, when and how do I know I've boiled the water long enough to make distilled water?
January 1, 2008

Nutrition
What is the difference between drinking water and distilled water? Can we make our own distilled water?
January 1, 2008

English
Could you tell me which words in column A have the same vowel sound as the words in clumn B. Column A Column B Path Butter Here Weight Saw Trouble Wide Put Hit-------------- File Look Weird Stool Laugh Luck Taught Heat Cheese Table Prune Pronunciation Eye Pan Matter Thanks.
December 19, 2007

Bowling
Where can I download a bowling score sheet?
December 14, 2007

math
how do I compute sales tax? $1,367.85. sales tax rate is 5.75%. also, how do I add in city tax?
December 9, 2007

Bowling
Where can I download free score-keeping sheets for bowling?
December 2, 2007

math please help
12x^2y+18xy^2 and the answer is 6xy(2x+3y) how do you get that answer?
November 27, 2007

History
I go to the Middletown High School and I lost the combination to my locker which has my Global Histoory textbook in it. I was hoping somebody would be kind enough to tell me what the questions are on page 26 numbers 3-7 and page 31 numbers 3-7. I realize that we might not have...
September 28, 2007

science (graphing data)
on the axis of my graph i want to have my scale begin with 100 and then count by tens to 300. can I just start with 100 or do i have to put in a symbol or something first? If so, what's the symbol?
September 12, 2007

math 117
A garden area is 30 ft long and 20 ft wide. A path of uniform width is set around the edge. If the remaining garden area is 400 ft2, what is the width of the path? using the quadratic formula I did the following: Let x = distance between the inner rectangle and the outer ...
August 9, 2007

Life Science
How did Mendel novel approach contribute to his success in describing how traits are inherited Thank you for using the Jiskha Homework Help Forum. Here are some sites for you: 1. http://en.wikipedia.org/wiki/Heredity (at the bottom, be sure to click for additional information ...
August 4, 2007

math/algebra
17 simplify 3/(x-5) + 1/ 1 - 4/(x-5) The non-use of grouping symbols makes this sentence without meaning. The non-use of grouping symbols makes this sentence without meaning. 3/x-5 +1 / 1 - 4/x-5 = I never know how to write the problems so someone can understnad what I mean, ...
July 15, 2007

math/algebra
20 Divide: x^2 -49y^2/6x^2+42y divided by (x^2-7xy) = factor the first term. Multiply the first term by the inverse of the second.Combine terms. I will be happy to critique your work. (x-3)(x+5)/2(2x^2) * 2x-10 /x^2 - 25 = x-3/2x^2 ? or am I missing it somewhere :You are not ...
July 15, 2007

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