Wednesday
October 1, 2014

Posts by SARA


Total # Posts: 3,674

math riddles for 7th grade
Trying to find a porking place
September 13, 2011

science
sugar is one of the main sources of what for cells
September 10, 2011

science
sugar is one of the main sources of what for cells
September 10, 2011

english
I am having a hard time coming up with a theme for the book "Once upon a town" can someone help me?
September 9, 2011

calculus
When you have a function that changes direction several times, how do you determine the interval over which the function is decreasing?
September 7, 2011

math
sorry typed that rong its supposed to be 2 cubed
September 7, 2011

math
the derections are: Add parenteses so that each equation is correct. 2squared+6-5*4=12
September 7, 2011

u.s history
my question kind of has 2 parts. first off i am trying to put in order what i think are the 10 most important things that happened between 1800-1850's does any one have any idea what they might be? also. What presidents where president between the 1800-1850 and what order ...
September 7, 2011

trig
log(x-15)-2=-logx
September 6, 2011

trig
Okay, thanks :)
September 6, 2011

trig
But the question above is loga+logb=loga*b
September 6, 2011

trig
log4+log(x-7)=2
September 6, 2011

math
0.013 x 10^3
September 6, 2011

chemistry
Determine how much heat is evolved or absorbed when 40.0 g of lithium iodide completely dissolves in water.
September 5, 2011

math
A movie theater seats 500 people. For any particular show, the amount of money the theater makes is a function m(n) of the number of people, n, in attendance. If a ticket costs 2 dollars, find the domain and range of this function. domain: ?≤ n ≤? range: ?≤ m...
September 3, 2011

Geometry
Find the perimeter of a triangle where the area equals 27 and the height is 3 times the length?
August 31, 2011

u.s history
thanks!
August 29, 2011

u.s history
I have a test tomorrow in US history that I am studying for. My teacher told us that on the test we will have to put 10 of the most important and relavent things that happened from prehistory to 1824. I have a hard time learning history. I know the first and last thing she ...
August 29, 2011

psychology
Not asking to do my work for me, this is the question. I am cunfused to what therory makes personality? Did ask for attitude asked for help!
August 29, 2011

psychology
1.Once you have read about the major perspectives in psychology, identify any questions you have about these seven major theories (psychodynamic, behavioral, humanistic, cognitive, Biopsychological, Evolutionary, Sociocultural). You must come up with at least one question ...
August 29, 2011

explain the difference between muslims and arabs
Muslim is a religion, wheras arab is like a nationality.
August 28, 2011

Precalc
ohhhh wooow why didnt i think of it that way haha thanks!
August 21, 2011

Precalc
why wouldnt it be cos(theta-20)/2?
August 21, 2011

Precalc
Then how would i bring the r out?
August 21, 2011

Precalc
How would you simplify this polar equation to r=? 2=rcos(theta-20) Would i divide the 2 by both sides?
August 21, 2011

Precalc
Identify the graph of the equation. What is the angle of rotation for the equation? y^2+8x=0 is parabola 90 degrees correct? also Identify the graph of the equation. What is the angle of rotation for the equation? xy = -5 =hyperbola 45 degrees
August 21, 2011

Precalc
Write the equation of the hyperbola whose center is at the origin and has a vertical transverse axis. The equations of the asymptotes are 6x + 2y = 0 and 6x - 2y = 0. Is this correct? (y^2/9)-(x^2/4)=1
August 21, 2011

Precalc
okay thanks!
August 21, 2011

Precalc
Write the equation in standard form of the ellipse with foci (8, 0) and (-8, 0) if the minor axis has y-intercepts of 2 and -2. is the answer: x/64+y/4=1
August 21, 2011

Math
.4 is not the right answer.
August 20, 2011

chemistry
N204 (l) Delta Hf (kJ/mol) = -20 E cell S (J/mol.K) = 209 N204(g) Delta Hf (kJ/mol) = 10 E cell S (j/mol.k) = 304.1 Given the following data, determine the temperature at which n2o4 (l) and n204 (g) can exist in equilibrium? a. 42 C b. 3 C c. -231 C d. 30 C e. -178 C
August 17, 2011

math
what is the largest negative coterminal angle of -417?
August 16, 2011

english
thank you
August 7, 2011

english
can anybody help me know negative reasons i have allot of positive
August 7, 2011

english
its not really giving any negative reasons
August 7, 2011

english
reasons why fables can be a negative thing on children?
August 7, 2011

Reading
it means I'd rather die than be disgraced or "to die without revealing secrets or betraying trusts"
August 7, 2011

Accounting
Complete an Income Statement, Statement of Owner's Equity, and Balance Sheet using the information provided below for Rya’s Planning Services. Cash… …… ……… … … … ………$21,500 Accounts Receivable……&#...
July 31, 2011

Statistics
Solve the following problems by using the binomial formula. a. If n = 4 and p = .10 , find P(x = 3) . b. If n = 7 and p = .80 , find P(x = 4) . c. If n = 10 and p = .60 , find P(x ¡Ý 7) . d. If n = 12 and p = .45 , find P(5 ¡Ü x ¡Ü 7) .
July 29, 2011

insurance
by signing an "assignment of benefits" statement , a patient is?
July 13, 2011

chemistry
how ccan i make nh4oh from nh3?
July 10, 2011

Algebra II
Simplify x^6/2xy^-5
July 1, 2011

health care
by creating a committe on social welfare, the American Association of Labor Legislation helped to?
June 28, 2011

Algebra
If the formula R= -0.0371 + 50.1 can be used to predict the world record in the 400 meter dash t years after 1925, for what years will the world record be 48.1 secons or less?
June 24, 2011

chem, acids
possible products of acetylsalicylic acid when it hydrolyzes are salicylic acids and acetic acids or is it carboxylic acids and alcohol?
June 23, 2011

chem
Nevermind, i got it
June 23, 2011

chem
This is for my vinegar titration lab: why are samples of vinegar weighed rather than measured ?
June 23, 2011

Chem
I'm doing a vinegar titration lab and i need to know how can my acetic acid in vinegar be affected if a few droops of NaOH solution is not washed down with distilled water
June 23, 2011

chemistry
THANKS!!!!
June 22, 2011

chemistry
If 7.00g of CH2 is burned in excess Oxygen, what number of moles is formed with H2O
June 22, 2011

college algebra
2/5(5x-3) - 1/3(12x-5) 10x/5-3/1(5/5) -12x/3 +5/1(3/3) 2x-3 -4x +5 2x-4x - 3+5 -2x + 2
June 20, 2011

Math
1) (3xy^2)/(2y) + (4xz)/(3x) 2) (2(x-1))/(4(x+2)) *(3(x^2-4))/(5x-5)
June 13, 2011

Math
I was wondering if I solved these problems right? Simplify the following: 3xy^2 4xz ______ + ______ = 7xyz 2y 3x _____ 5 2(x-1) 3(x^2-4) ______ * ________ = 6(x-2) 4(x+2) 5x-5 ______ 20 x^2-x-6 3(x^2-4) ________ / __________ = (x-3) (x+5) 7x+7 x^2+6x+5 ______________ 21(x-2)
June 13, 2011

BIO
It is easy to lament the bad luck that distributed Norway rats and the AIDS virus around the world and the capricious stupidity that brought starlings. However, are we hypocrites for condemning these species and planting a cosmopolitan array of vegetables in our gardens? Why ...
June 13, 2011

chemistry
pure hydrogen gas is burns gently, combining with the oxygen gas of the air to form water vapor
June 12, 2011

TEACHER AIDES
which of the following best describes achid who has been abused a]child eager to answer your questions. b]child more mature than other children. c]chid typically forms strong friendships. d]the child may be quiet and tentative. I think its D.
June 8, 2011

teacher aides
its B.THANKS
June 8, 2011

teacher aides
which of the following is the best statement about children who are abused a]they most often come from impoverised families. b]they cannot usually be identified by thier appearance. c]they will misbehave more often in the class . d]they are usually between the ages of 2 and 8...
June 8, 2011

teacher aides
17. Which of the following statements is true in families where domestic violence occurs? A. The children are less likely to be victims of abuse. B. The children may use aggressive behavior when dealing with conflict. C. Girls are affected by the violence more than boys. D. ...
June 6, 2011

teacher aides
3. Which of the following situations is a cultural influence on behavior? A. Mia is expected to baby-sit for her cousin as a family duty. B. Joseph can't get his driver's license until he is 18 years old. C. Maria has an earlier curfew than her older sister. D. ...
June 6, 2011

TEACHER AIDES
8. Which of the following statements is true of joint physical custody? A. Joint physical custody isn't legal in most states. B. Joint physical custody is usually difficult for young children. C. Joint physical custody is usually preferred by the court. D. Joint physical ...
June 6, 2011

TEACHER AIDES
16. Which of the following sets of factors is most influential in contributing to violence? A. Child abuse and poor nutrition B. Persistent poverty and poor nutrition C. Media violence and poor-quality schools D. Persistent poverty and widespread substance abuse . I think its D.
June 6, 2011

TEACHER AIDES
THANKYOU.
June 6, 2011

TEACHER AIDES
13. The stress factor which is likely to cause the most severe behavioral consequences for children is A. living in a stepfamily. B. having a working mother. C. living in persistent poverty. My answer is C.
June 6, 2011

teacher aides
15. Studies have demonstrated that "latchkey children" A. have no difficulty in caring for themselves. B. are at risk for behaviors related to peer pressure. C. are usually over the age of 14. D. are primarily children who live in the inner city. Is A a correct answer.
June 6, 2011

teacher aides
8. Which of the following statements is true of joint physical custody? A. Joint physical custody isn't legal in most states. B. Joint physical custody is usually difficult for young children. C. Joint physical custody is usually preferred by the court. D. Joint physical ...
June 6, 2011

teacher aides
3. Which of the following situations is a cultural influence on behavior? A. Mia is expected to baby-sit for her cousin as a family duty. B. Joseph can't get his driver's license until he is 18 years old. C. Maria has an earlier curfew than her older sister. D. ...
June 6, 2011

teacher aides
until recently, custody decisions were based almost solely on the a]gender of the parent. b]type of employment of the parent. c]age of the child. d]income level of the parent. I think its A.
June 6, 2011

English
Yes that's true but not an option..
June 5, 2011

English
What literary device is this, "I owe you a lot of $!"?
June 5, 2011

English
What literary device is this, "The rotten fruit squashed between my fingers when I squeezed it to hard"?
June 5, 2011

math
John said that he had been working for the highway department for about 9.75 years. Which of the following could be the actual amount of time, in years, that John had been working for the highway department. f) 9.25 g) 9.35 h) 9.65 i) 9.95
May 31, 2011

misc.
if something says your pursuing a college degree does that mean your in college are are planning in the future to go to college?
May 27, 2011

TEACHER AIDE
help me, is C is right answer.
May 26, 2011

TEACHER AIDE
when determining educational settings,learning challenged students are most often placed in a.resource rooms. b.the nurse's office. c.self contained classrooms. d.psychiatric clinics.
May 26, 2011

teacher aide
it is B.
May 25, 2011

teacher aide
A diagnosis of mental retardation means that a child a.can't read or write at a funtional level. b.needs serious learning support in mental ability and behaviour. c.has a mental age equal to his or her chronological age. d.can never funtion in normal society.
May 25, 2011

teacher aide
THANKYOU.
May 25, 2011

teacher aide
its A
May 25, 2011

teacher aide
I think its D.
May 25, 2011

teacher aide
when working with behaviour disordered children in the classroom,the teacher aide can modify behaviour by a.praising them when they succeed. b.using the same techniques for every student. c.underestimating what the child can do. d.reinforcing the problem behaviour.
May 25, 2011

teacher aide
its C.
May 25, 2011

teacher aide
In a regular school, the mainstreaming/inclusion technique is a]used only with visually impaired students. b]often impossible with behaviour disordered students c]frequently a positive experience for regular students. d]impractical for learning challenged children.
May 25, 2011

Chemistry
what are the concentrations of hydrogen ions and hydroxide ions in a solution that has a oh of 5? *please include work done so I can understand*
May 25, 2011

teacher aids
In regular school,the mainstreaming/inclusion technique is?
May 25, 2011

chem
An ethylene glycol solution contains 23.9 g of ethylene glycol (C2H6O2) in 86.9 mL of water. Compute the freezing point and boiling point of the solution. (Assume a density of 1.00 g/mL for water.)
May 21, 2011

chemistry
Calculate the equilibrium constant for 2CH3OH(l)+3O2(g)->2CO2(g)+4H2O(l)
May 17, 2011

Math
Is x^2 +4x + 4 + y^2 - 2y + 1 = 25 the equation of a circle? Explain why or why not.
May 17, 2011

Amer Lit
So for my final exam my teacher gave us a study guide and on it under Unit two: The Contemporary Period (1946-Present) There are key concepts that I have to know and one of them is Realism and Naturalism. I tried searching it but got information not during the time period ...
May 16, 2011

chem
What is the isotope of neon that contains 11 neutrons?
May 16, 2011

chem
i got it!
May 15, 2011

chem
what is a potential energy curve and how do you know where to label Ea, and ƒ´H??
May 15, 2011

chem
Citric acid, the compound responsible for the sour taste of lemons, has the following elemental composition: C, 37.51%; H, 4.20%; O, 58.29%. Calculate the empirical formula of citric acid. so i did that and got C6H8O7 but now i need to find the molecular formula and i know you...
May 14, 2011

chem
What amperage is required to plate out 0.315 mol Cr from a Cr3+ solution in a period of 9.00 hr? im writing the conversions and i started with 9hr -> seconds but where do i go from the seconds to the moles of Cr? i know that we have to use for every mole of Cr there are 3 ...
May 13, 2011

Math/Algebra
Simplify this expression... x^2-9/x^3-3x^2
May 10, 2011

Math/algebra
Simplify this expression.. x^2-5x/5x-25
May 10, 2011

math
Jane and Kathy are playing a game of marbles. In each game the loser gives the other girl a marble. When they are finished Jane had won 15 times and Kathy had 22 more marbles than wen she had started . How many games did they play?
May 10, 2011

Calculus
I;m sorry, I did not state that very well. I'm still new to calculus. I think I have figured it out. Thank you for responding anyway.
May 10, 2011

Calculus
For a class project, I have been asked to find the volume of the area bounded by two functions, with cross sections of equilateral triangles. The two functions in question are y = xsinx y = -xsinx , And I need to find the volume that would result if the cross sections were ...
May 10, 2011

finance
A Canadian exporter, Victoria Exports, will be receiving six payments of €10,000, ranging from now to 12 months in the future. Since the company keeps cash balances in both Canadian dollars and US dollars, it can choose which currency to change the euros to at the end of ...
May 5, 2011

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