Wednesday
December 17, 2014

Posts by Lauren


Total # Posts: 1,549

Algebra 1
5n-8 is < or = to 2n+10 What is n?
December 16, 2010

Algebra 1
-p/-7>-9 What is p? For solving inequalities.
December 16, 2010

Algebra 1
Let x be an integer. What is the product of twice the integer added to three times the next consecutive integer?
December 13, 2010

english
Which of the following is NOT a benefit that the narrator claims from his "modest proposal"? Question 9 answers A. national and international recognition for their efforts B. a sense of value and pride for poor people C. increase in profit and disposable income for ...
December 10, 2010

english
what are some facts about satire,lampoon,an d parody?
December 9, 2010

spanish
I am preparing for my oral exam (spanish 1) and i wrote all this down, can any one check my grammer, conjugations and add-on if necessary And also would this last me 3 minutes or should i write more to each question?? Tema 4 (un país hispanohablante) ¿Cuál...
December 7, 2010

spanish
I am preparing for my oral exam (spanish 1) and i wrote all this down, can any one check my grammer, conjugations and add-on if necessary And also would this last me 3 minutes or should i write more to each question?? Theme 3 (Chicago) ¿Cómo es Chicago? el clima...
December 7, 2010

spanish
I am preparing for my oral exam (spanish 1) and i wrote all this down, can any one check my grammer, conjugations and add-on if necessary And also would this last me 3 minutes or should i write more to each question?? Theme 2 (el tiempo libre) ¿Cuáles son tus ...
December 7, 2010

spanish
I am preparing for my oral exam (spanish 1) and i wrote all this down, can any one check my grammer, conjugations and add-on if necessary And also would this last me 3 minutes or should i write more to each question?? Theme 1 (Las vacaciones) ¿Adónde quieres ir ...
December 6, 2010

Trigonometry
The Chrysler Building casts a shadow approximately 130 feet long on the street when the Sun's rays form an 82.9 angle with the Earth. Approximately how tall is the building? Round you answer to four decimal places.
November 28, 2010

Chemistry
if metal A is placed in an ionic solution containing metal B ions and no reaction occurs, then metal B is most likely: A.) a halogen B.) higher on the activity series C.) not on the activity series D.) a catalyst
November 28, 2010

Chemistry
Calculate K at 25°C for the reactions given below. (a) Zn(s) + 2Ag+(aq) Zn2+(aq) + 2Ag(s) (b) 2H2O2 2 H2O + O2 Given: H2O2 + 2 H+ + 2e- 2 H2O ° = 1.78 V O2 + 2 H+ + 2e- H2O2 ° = 0.68 V
November 23, 2010

Calculus
the integral from 0 to pi/2 of sin^5(x)cos^18(x)
November 23, 2010

Calculus
the integral of sin^3xcos^2x my answer is -(1/2)(cosx)^2+(1/4)(cosx)^4+c but this is incorrect, please help.
November 23, 2010

Chemistry
Calculate K at 25°C for the reactions given below. (a) Zn(s) + 2Ag+(aq) Zn2+(aq) + 2Ag(s) (b) 2H2O2 2 H2O + O2 Given: H2O2 + 2 H+ + 2e- 2 H2O ° = 1.78 V O2 + 2 H+ + 2e- H2O2 ° = 0.68 V
November 23, 2010

Genetics
Quick question: which methods can be used to get DNA into cells? you can choose more than 1 answer A: Apply a high voltage B: Shoot DNA into the cells C: Infect with viruses D: Inject with a needle E: All of the above F: None of the above Is it all of the above? If so can ...
November 21, 2010

Calculus
Evaluate the integral: the integral of [5e^(2t)]/[1+4e^(2t)]dt. I have tried this problem so many ways and cannot come up with the correct answer :(
November 18, 2010

Macroeconomics
How would i approach this question? I don't necessarily want an answer. A "how to" would be better. (Simple Spending Multiplier) For each of the following values for the MPC, determine the size of the simple spending multiplier and the total change in real GDP ...
November 14, 2010

math homework
64/72--->8/9
November 14, 2010

physics
Atwood's Machine An Atwood's machine consists of two masses, and , connected by a string that passes over a pulley. If the pulley is a disk of radius and mass , find the acceleration of the masses.
November 8, 2010

college physics
A particular grinding wheel is a uniform solid disk of radius 8cm and mass 3kg. While the wheel is spinning at 50rad/s. A tool is pressed against its rim in a way that causes a friction force of 40N. If the disk is just "coasting" when the torque is applied, at what ...
October 25, 2010

physics
A hockey puck sliding on a frozen lake comes to rest after traveling 265 m. If its initial velocity is 4.2 m/s, what is its acceleration (assumed constant)? Answer in units of m/s2.
October 24, 2010

probability!
we were given a chart - "researchers developed the following tabel of joint probabilities of number of drinks per day and development of ulcers" and the question is a. what proportion of people have ulcers - how am i supposed to know htis b. what is the prob that ...
October 21, 2010

PROB
Researchers at the University of Pennsylvania School of Medicine have determined that children under 2 years old who sleep with the lights on have a 36% chance of becoming myopic before they turn 16. Children who sleep in darkness have a 21% chance of becoming myopic before ...
October 19, 2010

probability!
so i am asked to find the prob of a male professor - given that he is promoted. and the stats are female promoted = 3% female not promoted - 12% male promoted 17% male not promoted - 68% and i just wrote down that it is 17% is this true? ALso, i looked up in my book that P(A I...
October 19, 2010

physics
A 56 cm diameter wheel accelerates uniformly about its center from 130 rpm to 400 rpm in 3.2 s. (a) Determine its angular acceleration. Express your answer using two significant figures. (b) Determine the radial component of the linear acceleration of a point on the edge of ...
October 18, 2010

Physics
A 1.80 kg block slides on a frictionless horizontal surface. The block hits a spring with a speed of 2.00 m/s and compresses it a distance of 11.0 cm before coming to rest. What is the force constant of the spring?
October 17, 2010

math
solve the simultaneous equations to find the coordinates of the point of intersection for the pair of lines of the simultaneous equations. Then check the answer by graphing the equations 3x-y=-4 2x-y=0
October 16, 2010

math
find the equation of a line that passes through the origin and point (-3,6)
October 16, 2010

math
about 7/10 of u.s. population in 1991 saying a to be true. What was the total popuation?
October 15, 2010

Organic Chemistry
What Happens when (z)-2-pentene reacts with Cl2 and H2o?
October 14, 2010

PHYSICS ---HELP!
The space shuttle releases a satellite into a circular orbit 700 km above the Earth. How fast must the shuttle be moving (relative to Earth) when the release occurs?
October 11, 2010

physics
Three identical masses of 500 kg each are placed on the x axis. One mass is at x_1 = -11.0 cm, one is at the origin, and one is at x_2 = 37.0 cm. What is the magnitude of the net gravitational force F_grav on the mass at the origin due to the other two masses? Take the ...
October 11, 2010

english
Okay I figured out my question that I posted before. But can you please explain to me what this means? Style is not applied to writing. It is the writing. I don't understand what that means. Thank You
October 9, 2010

English Ms. Sue
I would like to know how I could write this in my own words. I wondering if you could help me out because I don't know what to put. Thank you and enjoy the rest of your weekend. Style is known for being the literary element that makes language memorable. Style is basically...
October 9, 2010

english
All four of them???
October 8, 2010

english
Are all these examples of Imagery. Yes or No.. Thank You for your help. I think that they all are. But not to sure. She smiled a little through her face was drawn with pain and she bit her lip the smile fading. We got there quite quickly even though it was still so dark and it...
October 8, 2010

Organic Chemistry
Determine bond length and bond strength? The picture of the problem is shown here: oi52[insert dot]tinypic[insert dot]com/jfgnb6[insert dot]jpg I got the following: I think that the strongest bond is the triple bond (A). I think that the shortest bond is also the triple bond (...
October 3, 2010

chemistry
2 solids samples each contain sulfer, oxyegen, and sodium only. These samples have the same color, melting point, density, and reaction with an aqueous barium solution. Are they solutions?
October 2, 2010

Geography
In simple terms can you please explain to me what free market capitalism means? All the definitions are confusing and I don't understand them. Thank you for your help.
October 1, 2010

Geography
Western civilization is characterized by the beliefs that the individual is in control of their environment and is responsible to improve it for themselves and family. Where do these beliefs come from?
October 1, 2010

earth
If the Earth has so much mass, then how does it "float"? (My 8th grade Astronomy class trying to figure this out. -Lauren
September 29, 2010

Math
How would you solve -9+x = x/8 -23 ?
September 27, 2010

Math
How do you solve 1/3x-6 = 9+2/3x Please help!
September 27, 2010

Math
Can you please explain what the quad formula is?
September 27, 2010

Math
-9+x = x/8 -23
September 27, 2010

Science
Make the necessary conversions between ordinary decimal form and standard exponential notation. a) 56934 = ?
September 26, 2010

Literature
In emphasizing the importance of individual thinking and basing one's beliefs on one's own experiences, Sujourner shows she has much in common with
September 22, 2010

Statistics
how do it on paper and pencil?
September 20, 2010

Statistics
The amt of time cold sufferes will experience symptoms is normally distributed wiht a mean of 7.5 days and a standard deviation of 1.2 days what proportion of sufferers will experience in LESS THAN 4 days , also what proportion will experience sympotms for 7-10 days How do you...
September 20, 2010

social studies
How many people lived on the north american continent before european settlement?
September 19, 2010

science
How many people lived on the north american continent before european settlement?
September 19, 2010

Internal Assessment Topic
I have to come up with an Internal Assessment topic for history, and I want something that focuses on Trotsky, but I'm having trouble thinking of a good topic. I would've liked to compare the roles of Trotsky and Lennin in the October Revolution, but my friend has ...
September 14, 2010

20th Century World History
I have to come up with an Internal Assessment topic for history, and I want something that focuses on Trotsky, but I'm having trouble thinking of a good topic. I would've liked to compare the roles of Trotsky and Lennin in the October Revolution, but my friend has ...
September 14, 2010

chemistry
how many moles of solute is present in 40.0mL of 1.000 M of HNO3
September 14, 2010

Pre Calc
the 1 is over k(k+1), and the A is over k, and the B is over k+1
September 12, 2010

Pre Calc
Solve for A and B if: 1 A B ----- = --- + --- k(k+1) k k+1
September 12, 2010

Pre Calc
Determine K: a:12! -- =k 10! b:65!+64!+63!=k^2*963! c:(k+5)!=(k^2+196)(k+3)!
September 12, 2010

Pre Calc
Determine K: a:12! b:65!+64!+63!=k^2*963! -- =k 10! c:(k+5)!=(k^2+196)(k+3)!
September 12, 2010

english
dissect sentence To sail around the world has always been my life-long dream
September 12, 2010

9th grade english
need help dissecting five sentences for parts of speech and sentence 1) Following too closely behind a car can be dangerous
September 12, 2010

spanish
Muchas gracias! :)
September 12, 2010

spanish
When one is referencing mood, I know estar is generally used because states of mood are temporary. In the following sentence, though, it seems like ser might be more appropriate, at least for the first part, because "siempre" indicates the mood is permanent. In the ...
September 12, 2010

math
find p from the formula I=prt/100 when i=20, r=5 and t=4
September 5, 2010

Chemistry
1.25 x10^-5g/ 0.75 moles = Not sure what the ^ stands for
August 31, 2010

geometry
IF a quadrilateral EPIC is a rectangle what are the slopes of the other 3 segments?
August 30, 2010

science
The combustion of acetylene in the presence of excess oxygen yields carbon dioxide and water: 2C2H2 (g) + 5O2 (g) ¨ 4CO2 (g) + 2H2O (l) The value of ƒ¢So for this reaction is __________ J/K.
August 1, 2010

AP Physics
i'm in ap physics too and we do WAY more complicated stuff than that.
August 1, 2010

Calculus
How do you factor (x^2+1)^(1/2)*(x^2-1)+((x^2+1)^(3))^(1/2)*(2x^2-2)?
July 3, 2010

math 6th grade
what i ended up getting is 2.25 feet and 0.75 yards
June 29, 2010

math 6th grade
i think the answer is 5 feet
June 29, 2010

math 6th grade
20
June 29, 2010

math 6th grade
You have 15 yards of ribbon for your gift boxes. each box gets the same amount of ribbon. How much ribbon will each box get
June 29, 2010

English 1
Please Help. I have read it over but have no clue
June 23, 2010

English 1
Which of the following statements, all spoken by Frank, BEST describes Frank's character? This is from the play, "Thunder on Sycamore street." Choose what you believe is the strongest response to this question. Write the letter of the answer you choose and ...
June 23, 2010

algebra 1
but its a multiple choice and it doesnt have that as one of the choices...
June 17, 2010

algebra 1
the question is: What is the sum of 5 radical 7 and 3 radical 8? i dont understand how to solve this because i cant pull out a perfect square
June 17, 2010

statistiss
you need the table in order to do the question.
June 17, 2010

Chemistry
the answer is 6.20 L
June 5, 2010

Chemistry
its 6.20 L
June 5, 2010

algebra
yOUR BROTHER TRAVELED 117 MILES IN 2.25 HOURS TO COME HOME FOR SCHOOL BREAK. wHAT'S THE AVERAGE SPEED THAT HE WAS TRAVELING?
June 3, 2010

math
52 i think
June 3, 2010

math
I got 0.01923077
June 3, 2010

math
thank you i will
June 3, 2010

math
2.25 divided by 117 is 2 by 10 is 5 and I am cinfused now
June 3, 2010

math
13 miles per mile I THINK
June 3, 2010

math
YOur brother traveled 117 miles in 2.25 hours to come home for school break. What's the average speed he was taveling
June 3, 2010

EDU
she is right
June 3, 2010

english
It is a correct runon sentance, congrats
June 3, 2010

WRITING
Some say that texting on a cell phone is a bad thing for students focus, but their is a simple thing we can do is by having the teachers go around the classroom to see if students are texting. how can i fix this run-on sentence
May 25, 2010

chem help!!
i am talking about nails..nails that have iron in them
May 25, 2010

chem help!!
What effect does bending, stress, or machining have on the tendency of iron to corrode?
May 25, 2010

Chemistry
The problem on my homework is: What mass in grams of iron metal is required to react with 2.50 L of .1500 M of sulfuric acid to produce 18.35g of iron (III) sulfate? please help!
May 23, 2010

language arts
Is it... a lyric poem??
May 13, 2010

language arts
What kind of poem is "Solitude" by Ella Wheeler Wilcox? (lyric, ode, haiku, etc.)
May 13, 2010

math
How do I figure out what the nth term is in a sequence? Exmaple: 1, 3, 5,7, What would be the 100th term? IF adding 2 to each would the formula be n+2? How to calculate 100th term?
May 9, 2010

math
A person writing a book numbered the pages consecutively starting with 1 and had written 4553 digits. how many pages had she numbered?
May 7, 2010

WRITING(POEMS)
IS BUTTERYNESS SPELLED LIKE THIS BECAUSE SPELL CHECK IS NOT PICKING IT UP .
May 5, 2010

Math
1/6 of 18 =3 so shirley has 3 quarters =75 cents 1/3 of 18=6 so shirley has 6 dimes =60 cents and 1/2 of 18=9 so shirley has 9 nickels= 45 cents 75+60+45=180 cents
May 3, 2010

physics
"An adiabatic process is a process in which no heat is transferred. This can happen if the process happens so quickly that there is no time to transfer heat, or if the system is very well insulated from its surroundings. " im not sure what the question means...either...
May 3, 2010

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