Most popular questions and responses by lexie
  1. Math

    What is the simplified form of The quantity x to the fourth power minus 81 divided by the quantity x plus 3 ? A. x cubed minus 3 times x squared plus 9 times x minus 27 B. the quantity x squared plus 9 times the quantity x squared minus 9 C. x cubed plus 3

    asked on May 18, 2018
  2. Math

    Lynn was shopping and found a purse that was marked with a discount of "1/3" off. If the original cost of the purse was $80, how much will Lynn pay?

    asked on July 28, 2014
  3. Health (10th Grade)

    What is one role fats play in keeping your body healthy? A. maintaining healthy skin and nails B. aiding muscle growth C. removing waste D.lubricating joints I believe it's C, but I'm not quite sure. I'm a cyber school student and I can't seem to find the

    asked on October 28, 2013
  4. Geometry

    I am ask to write a two column proof. Given that AD is the diameter of circle O, and DC is tangent to O at D. Prove that Triangle ABD ~ (congruent) to triangle ADC

    asked on July 3, 2019
  5. Chemistry

    Write skeleton equations for these reactions. a. butane(l) + oxygen (g) --> carbon dioxide(g) + water(l). b. aluminum carbonate(s)--> aluminum oxide(s) + carbon dioxide(g) c. silver nitrate(aq) + sodium sulfide(aq) --> silver sulfide(s) + sodium

    asked on November 16, 2010
  6. Psychology

    Using learning theory,explain how a person could develop a phobia.make sure that you address the following: Definition of phobia Reinforcement Classical conditioning Punishment

    asked on December 4, 2018
  7. chemistry

    Block A of an unknown metal has a volume of 125 cm3. Block B of a different metal has a volume of 145 cm3. If block A has a greater mass than block B, what can be said of the relative densities of the two metals? (Assume that both blocks are solid.)

    asked on September 1, 2014
  8. Statistics

    According to insurance records a car with a certain protection system will be recovered 90% of the time. Find the probability that 5 of 6 stolen cars will be recovered.

    asked on November 20, 2012
  9. calculus

    what is the domain of f/g,given f(x)=x+6 and g(x)=x-5?

    asked on December 21, 2018
  10. math

    For each quadratic, state the direction of opening and the y-intercept. a.y= 3x^2+2x-5 b.y=x^2-7x c.y=-x^2+12

    asked on July 13, 2019
  11. history

    what was the impact of the Mexican-american war on the following elements of antebellum american national life:territorial expansion,nationalism,politics,and sectionalism.

    asked on November 28, 2018
  12. history

    how did women's rights movement evolve out of other reform movements.especially the abolition movement?why did the women's rights movement make only slow advance?

    asked on November 28, 2018
  13. history

    what was the second party system?why did it arise?in what ways was it markedly different from the political system of the era of the nation's founders?

    asked on November 28, 2018
  14. Psychology

    Everyone has felt some level of depression,but not everyone has suffered from major depression.explain the difference between the two and give two symptoms of when depression is more that just feeling down.

    asked on December 4, 2018
  15. math

    find the slope of the line passing through the points (-5,3) and (7,9)

    asked on February 4, 2019
  16. Physics

    19. Two people of unequal mass are initially standing still on the ice with negligible friction. They then simultaneously push each other horizontally. Afterward, which of the following is true? * -The center of mass of the two person system moves in the

    asked on January 26, 2015
  17. 6th grade

    how many different bracelets can be made from 7 white beads and 2 grey ones//?

    asked on November 5, 2008
  18. physics

    A large boulder sits at the top edge of a cliff, this is boulder A. A smaller boulder sits on a ledge half way down the same cliff, this is boulder B. Which boulder has the greatest potential energy, A or B?

    asked on December 7, 2009
  19. science

    what kinds of animal cells might have alot of mitochondria present?

    asked on November 2, 2008
  20. Chemistry

    how would you sent up aluminum carbonate --> aluminum oxide + carbon dioxide. im guessing AlCo3 --> AlO3+Co2 but i don't think that's right

    asked on November 16, 2010
  21. science

    what kind of animal cells may have alot of mitochondria present?

    asked on November 2, 2008
  22. math

    Why do the cow hate the farmer?

    asked on January 13, 2014
  23. Algebra

    Solve the quadratic equation. 3x^2-15x+18=0 I know that the formula to quadratic equation is x=-b+and-(square root)b^2-4ac divided by 2a. I know that a=3, b=-15 and c=18, then subsitute in and get two answers, my problem is that I keep getting an answer

    asked on April 22, 2010
  24. Chemistry

    A 0.327 g sample of a mixture of NaOH(s) and NaCl(s) requires 31.5 mL of 0.150 M HCl(aq) to react with all the NaOH(s). What is the mass percentage of the NaOH(s) in the mixture?

    asked on November 14, 2014
  25. Spanish

    My answers were incorrect. These were the instructions. Choose the correct form of the following verbs in the pretérito perfecto: Ayer _______ toda la tarde (all afternoon). My answer neivo. Anoche María y yo _______ una mila (mile) My answer corrieron.

    asked on June 9, 2010
  26. Chemistry

    In order to raise the temperature of 5.0 Kg of water from 20 deg. C to 30 deg. C, a 2.0 kg iron bar is heated and then dropped into the water. What should the starting temperature of the bar be? (Specific heat Fe is 0.22 cal/g-deg.)

    asked on February 23, 2010
  27. Algebra 2

    Find all the values of j such that the quadratic equation 5x^2+x+4j=0 has no real solutions. Write your answer as an equality or inequality in terms of j.

    asked on August 16, 2009
  28. triangle

    1,600x8= what on a math triangle i cant get it

    asked on March 11, 2008
  29. College Algebra

    Find the present value of $100,000 if interest is paid at a rate of 8% per year, compounded monthly, for 5 years.

    asked on February 20, 2014
  30. math

    The point A (7, 6) is reflected about the line x = 3, then about the line x = k. The final image is A”(5, 6). What is the value of k?

    asked on May 30, 2013
  31. Physics

    Five forces act on an object. (1) 63 N at 90° (2) 40 N at 0° (3) 83 N at 270° (4) 40 N at 180° (5) 50 N at 60° What are the magnitude and direction of a sixth force that would produce equilibrium?

    asked on December 15, 2012
  32. Making a handmade computer, printer, mouse and tow

    Just wandering if you had any good ideas how to create these items? They said that we could make it out of anything....styrofoam..cardboard...you have to be creative and decorate to your own style...?? Please HELP !!!! THANKS!!!! LEXIE

    asked on October 1, 2009
  33. Science

    What type of reasoning occurs when bits of specific information are gathered together in order to make a generalization? deductive inductive demonstrative productive im not sure...my teacher just gives us the worksheet and leaves to the lounge

    asked on February 17, 2009
  34. math

    how many different bracelets from 7 white beads and 2 gray ones.

    asked on November 5, 2008
  35. math

    12-4.8= show work

    asked on September 5, 2008
  36. 4th grade math

    Hi! This question says Joe is thinking of o function machine.He says that the output is 12 if the input is 4.what are 2 rules that he could be thinking of for his function machine?( I would really be grateful if you helped me) ;)thanks

    asked on May 14, 2013
  37. Math

    What nominal annual rate of interest compounded yearly is required to double an investment in 13 years?

    asked on November 10, 2012
  38. GVCS

    how do u find the standard numeral for 9.3x10^-4

    asked on March 16, 2011
  39. physical science

    If the larger boulder has a mass of 50 kg and a height of 150 m from the ground what is its GPE?

    asked on December 7, 2009
  40. physical science

    If the larger boulder has a mass of 50 kg and a height of 150 m from the ground what is its GPE?

    asked on December 7, 2009
  41. 7th grade language arts

    What are some introduction techniques for writing a persuasive letter?

    asked on October 25, 2009
  42. language arts

    It's a panda planet keep them here. This is part of a poem! Please tell me if there is a coma after the word planet. Thank you so much for the help.

    asked on November 14, 2008
  43. Algebra

    what are the tho digit perfect squares? i am really confused! please help

    asked on September 16, 2008
  44. Statistics

    Help me understand this problem, I have several more like this & want to get an understanding on to solve it: The mean score,x, on an aptitude test for a random sample of 9 students was 64. Assuming that standard deviation=16, construct a 95.44% confidence

    asked on September 13, 2008
  1. History

    This is regenia by the way posting on my friends because i'm on her laptop

    posted on December 6, 2018
  2. History

    Slavery was a highly controversial subject in the 19th century; Some people were proslavery while others were antislavery. Over half of the united states believed that slavery was unjust, but the Southern states believed slaves were necessary for a

    posted on December 6, 2018
  3. History

    @ms sue i have already wrote it i just need someone to proofread it and make sure it is adequate (i meant to put that on the question)

    posted on December 6, 2018
  4. Psychology

    A phobia is a fear of an thing or situation such as spiders or heights.(reinforcement)A child touches a dog and it growls(classical conditioning).The child has grown up with the fear of dogs(punishment). @ms.sue

    posted on December 4, 2018
  5. Science

    6 is c

    posted on May 14, 2018
  6. science(check answers)

    bob you are rong on true

    posted on May 10, 2018
  7. math

    Maria cut a pizza into 8 equal slices she put a slice of pizza on 3 plates what is the measure of the angle for the slices that are left

    posted on March 9, 2018
  8. Math

    Abababahwbqbqbajsnan Anwhanqbwjjahebqnqn Sjsnajwn Kwjwnqmqkwka

    posted on March 8, 2018
  9. technolgy

    A C B A trust me on this one, I got 100% with these answers

    posted on September 27, 2017
  10. tec

    B B A Just took it

    posted on October 26, 2016
  11. Mayans and aztecs

    how did the aztecs acquire most new pieces of land

    posted on April 27, 2016
  12. Earth science

    for real where the diagram at homie

    posted on January 15, 2016
  13. MATH

    Angles and dgrees

    posted on January 7, 2016
  14. French

    Write at least eight sentences, four of which must use savoir, four of which must use connaître. Of each set of those four, 2 of each verb must be in the passé composé. Use a variety of subjects pronouns (I, you, he/she, we, they).

    posted on December 7, 2015
  15. Language Arts

    Did anyone get the answers ?

    posted on May 21, 2015
  16. Science

    so what was 3?

    posted on April 24, 2015
  17. algebra

    What is the parent function of a quadratic function?

    posted on March 14, 2015
  18. Science

    I'd say Sandstone as well as Alie

    posted on February 12, 2015
  19. Health (10th Grade)

    So, it would be C then?

    posted on October 28, 2013
  20. World Cultures

    The Greek armies had retreated due to alex the Great aiding in the defeat of the Mauryan.

    posted on October 21, 2013
  21. Math

    i have th exact same problem!

    posted on June 6, 2012
  22. physics

    If you're in a smooth-riding bus that is going at 50 km/h and you flip a coin vertically, what is the horizontal velocity of the coin in midair?

    posted on October 5, 2011
  23. Chemistry

    okay im getting closer(: so would nicket(II) oxide be NiO2 and dichlrine pentoxide be Cl2O5

    posted on November 16, 2010
  24. Chemistry

    okay im sure i can get one right soon. now if it has a polyatomic in the equation like Tin(IV) nitrate would it be SnNO3? and if it produces iron(III)nitrate would it be Fe(NO3)3

    posted on November 16, 2010
  25. Chemistry

    sorry but i want to make sure im doing this right. for lithium+gold(III chloride-->lithium chloride+gold would it be Li+AuCl2-->LiCl2+Au?

    posted on November 16, 2010
  26. Chemistry

    okay now i get it. thanks so much

    posted on November 16, 2010
  27. Chemistry

    So the reactants don't need the charge number only the products but for letter c. what do you do when you have two elements would it be FeO3?

    posted on November 16, 2010
  28. Chemistry

    okay. if i was balancing it though would it be H2+ I2-->2HI? and for the second one to see if im doing this right: Al3+I2--> AlI3?

    posted on November 16, 2010
  29. Chemistry

    So the first one would be: H2+I--> HI2?

    posted on November 16, 2010
  30. Chemistry

    how do you do it? like how do i write it like not in word but like with the symbols

    posted on November 16, 2010
  31. history

    The Georgian style was used when America was being controlled by Great Britain. Jefferson wanted to emphasize their independence and freedom by creating non-British buildings.

    posted on May 2, 2010
  32. Algebra

    I got 3 and -2. But to check it, wouldn't you substitue it the 3 and then the -2 in the original equation and it should be 0=0?

    posted on April 22, 2010
  33. physics

    A has greater PE?

    posted on December 7, 2009
  34. 6th grade

    using all the beads

    posted on November 5, 2008