Saturday
August 30, 2014

Posts by Jack


Total # Posts: 1,314

math
Your error is that you keep trying to divide (3 1/2)/(4 3/8). When you should do it the other way. (4 3/8)/(3 1/2) You should get 4/5.
October 28, 2008

pre algebra
First-Distribute: 8(n-1)= 8xn-8(1)= 8n-8. Now, subtract 10n so you have -2n-8
October 28, 2008

Physics
Stuck again. The paper just says that the position of an object is given by s(t)=t^3. When T=5sec find A. Position B. Velocity C. Acceleration I'm trying to use the "position equation" which is s=1/2 a t^2 = Vot However, what do I solve the equation for? It seems...
October 28, 2008

Physics
A rocket blasts off with acceleration of 5 m/s squared. After 1 min it runs out of fuel. What is the max height and total time in the air?
October 28, 2008

english
unscramble WRONTH to make a verb
October 23, 2008

genes
i do not like home work do not do it ok
October 22, 2008

genes
do not do iits be a rebal
October 22, 2008

BIOLOGY
WHEN A DNA MOLECULE IS COPIED TO MAKE ANOTHER DNA MOLECULE, WHICH STATEMENT BEST DESCRIBES THE RESULTING STRANDS? A. ONE DOUBLE STRANDED DNA MOLECULE IS THE ORIGINAL AND THE OTHER A NEW COPY B. BOTH RESULTING STRANDS ARE ENTIRELY MADE OF NEW DNA BASED ON THE INFORMATION IN AN ...
October 20, 2008

Physics
550*74+4.6*2.3
October 17, 2008

7th grade history
What are the cultural differences between the French and Iroquois?
October 13, 2008

physics
gOOD QUESTION i would think it would be, torque=massball*length*sin46.6 + massarm*length/2cos*46.6
October 9, 2008

chemistry
Please help with this problem =) The combustion of liquid chloroethylene, C2H3Cl, yields carbon dioxide, steam, and hydrogen chloride gas. I. write a balanced equation for the reaction (I sorta get this part) II. How many moles of oxygen are required to react with 35.00g of ...
October 9, 2008

history medieval europe
I have to make some replica artifact (medieval model) eg med map, peasants hut,med village or something along those lines, whats easy and how do I do it, PLEASE....
October 7, 2008

science
I dont how to do a diorama. Please help me.
September 23, 2008

science
CHOOSE ANY DISNEY MOVIE TO MAKE THIS DIORAMA. MAKE A 3D MODEL OF PLAINS, PLATEAU AND MOUNTAINS AND WRITE 5 PARAGRAPHS ABOUT THESE THREE LANDFORMS. PLEASE HELP ME. THANK YOU.
September 23, 2008

writing
Viewers saw two people smashed by a boat, one person choked,and another shot to death. What purpose does this violence serve?
September 22, 2008

writing
make 2 sentences Viewers saw two people smashed by a boat, one person choked, and another shot to death, what purpose does this violence serve.
September 22, 2008

writing
use a subordinate clause with one sentence. The city had one public pool, it stayed packed with children all summer long.
September 22, 2008

music
I've got to design a poster with the main elements of music on, any ideas.
September 17, 2008

writing
edit the sentence to correct pronoun reference. many people believe that the polygraph test is highly reliable if you employ a licensed examiner.
September 9, 2008

Physics
1. What constant acceleration, in SI units, must a car have to go from zero to 69.0 mph in 13.0s ? 2. What fraction of g is this? (the unit for this answer is % of g)
August 28, 2008

Math
the hundreds, tens and ones are in the "ones period". The thousands, ten thousands, and hunderd thousands are in the "thousands period". So 652 in the ones period would be 652 and 739 in the thousands period would be 739,000.
August 26, 2008

Religion
Consider the interrelatedness of everything in the cosmos as it is expressed in many indigenous religions. How do you think the importance of these relationships developed? What spiritual purpose do you think they serve for indigenous peoples?
August 21, 2008

precalc
Thanks Damon!
July 30, 2008

precalc
so the range is y>-4
July 30, 2008

precalc
what is the domain and range of -4 + 3^(x+2)
July 30, 2008

business
When setting up a production set, what else is important to financial success, aside from linear programming?
July 16, 2008

Algebra
Thanks
July 4, 2008

Algebra
Mulitiply. (c+d)(c^2-cd+d^2)=c^3+d^3 is this correct.
July 4, 2008

Algebra
let do some corrctions sqrt9x+81=x+5= answer was x=35+3sqrt61/2,35-3sqrt61/2. please work with me.
July 2, 2008

Algebra
Solve. ã9x+81=x+5 this is my answer:x=35+3ã61/2,35-3ã61/2 is this correct.
July 2, 2008

Sociology
Functionalists, including Durkheim, argue that deviance can increase social stability in which of the following ways: a. by clarifying society's norms b. by creating social cohesion c. by affirming the collective identity of the group when deviants are punished d. all of ...
July 1, 2008

algebra
sorry i put the wrong question as I know this one what is loge25
June 25, 2008

algebra
Solve logx = 5
June 25, 2008

Macro Economics
Diagram and explain the concept of a function.
June 25, 2008

science
what are some structural, behavioural, and physical adaptations of a goldfish?
June 17, 2008

sociology
Which of the following is(are) true of culture a. participation in the elite forms of culture is expensive b. familiarity with different cultural forms stems from patterns of historical exclusion c.historical exclusion has prevented integration into networks that provide ...
June 14, 2008

multiple choice
thanks a lot Violence is dependent variable
June 14, 2008

multiple choice
In the statement, "Men are more violent than women," violence is the: a. dependent variable b.independent variable c. intervening variable d. control variable Can someone pls help.
June 14, 2008

french question
and what about at night....le soir, je...? or Du soir, je...
June 4, 2008

french question
I want to say In the afterjnoon, I .... is it De l'apres-midi, je....?
June 4, 2008

English
Okay, thanks. I just wanted to make sure there wasn't a possible use of 'must' I was overlooking that would allow me to express "I don't have to" using 'must'.
May 21, 2008

English
Yes, but that seems to say that I must avoid going, whereas what I want to say is that I do not have to go, or that it is not true that I must go, not in so many words.
May 21, 2008

English
Is there a way to express the verb 'must' such that it means the subject does not have to do something? See: I must go. -- I have to go. I must not go. -- I have to avoid going. I can't think of any 'must' equivalent to "I do not have to go". Is ...
May 21, 2008

english word
Halved and quartered are really the only words like that. You just don't see thirded, fifthed, and such. XD Try things that say something has been divided into fifths. Torn into five pieces, separated into fifths, etc.
May 18, 2008

algebra
solve (x+16)*(x-19)*(x+3)>0 The soltion set is{x| } I do not understand this one.
May 14, 2008

algebra
is z^18*z^0=z^18
May 13, 2008

Algebra
Thanks. I made it harder than it was.
May 13, 2008

Algebra
If the sides of a square lengthened by 7cm,the area becomes 196cmsquare. What is the length of the orinal side of the original square?
May 13, 2008

algebra
The number of tickets soldeach day for an upcoming performance of Handiel Messiah is given by N(x)=-0.4x^2+9.6x+10,where x is the number of days since the concert was first announced. WHen will daily ticket sales peak and how many tickets will be sold that day.
May 11, 2008

algebra
THe length of a rectangle is twice the width. The area is 200yd^2. What is the length and width. Is this right L=20 w=10
May 11, 2008

algebra
A student opens a mathmatics book to two facing pages. The product of the page numbers is 2352. Find the page numbers.
May 11, 2008

graphs
can someone help em find a graph showing current abuses or deaths of tranquilizers or barbiturates (depressants)
May 9, 2008

Math
what is one half of 40 cm2
May 4, 2008

algebra
How do you find a quadratic equation if you are only given the solution?
April 29, 2008

algebra
How do you know if a quadratic equation will have one, two, or no solutions?
April 29, 2008

algebra
Multiply sq rt5(3sq rt3-5sq rt9) my answer is 3sq rt15 - 15sq rt5 is this correct? Thanks
April 25, 2008

math
I need some help. My teacher gave me a worksheet "Why does a poor man drink Coffee?" written by Pizzazz. Does anyone know how to do this sheet?
April 24, 2008

Maths
At a vending machine, 6/11 people select a cola soda. Find the probability that all of the next 3 people select a cola soda.
April 16, 2008

math
solve the simlutaneous equation: x^2= 4-y x= y+2
April 14, 2008

algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat(in acres)polled. a. Write an equation using only one variable that could be used to...
April 9, 2008

Algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. Write an equation using only one variable that could be used to ...
April 8, 2008

algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a. Write an equation using only one variable that could be used ...
April 8, 2008

algebra
1. The cost, in millions of dollars, to remove x % of pollution in a lake modeled by C=6000/(200-2x). a. What is the cost to remove 75% of the pollutant? C=6000/(200-2(.75)) C=6000/(200-1.5) C=6000/198.5 C=30.2 Is this correct? This is stumping me to: For what value is this ...
April 8, 2008

math riddle ALGEBRA WITH PIZZAZZ
when do sky divers use deciamals
April 6, 2008

Physics
A ruler is accurate when the temperature is 25°C. When the temperature drops to -16°C, the ruler shrinks and no longer measures distances accurately. However, the ruler can be made to read correctly if a force of magnitude 1.2 103 N is applied to each end so as to ...
April 6, 2008

science
How do you calculate you mass on the moon?
April 5, 2008

Social Studies
Economy-2 paragraphs 1)What are indiana's natural resources? 2)What are Indiana's most important ways to make money:tourism, manufacturing, mining, agriculture, farming, lumbering, fishing, etc.? Please give me a longer answer for question 1. Thank you!
April 1, 2008

Social Studies
Economy-2 paragraphs 1)What are indiana's natural resources? 2)What are Indiana's most important ways to make money:tourism, manufacturing, mining, agriculture, farming, lumbering, fishing, etc.? Please give me a longer answer for question 1. Thank you!
April 1, 2008

Social Studies
Do you Indiana's natural resources?
April 1, 2008

Math
Ah, thanks. :D
March 24, 2008

Math
I'm asking, in other words, is it read (-4)^2 or -(4^2)?
March 24, 2008

Math
This is quite confusing... I'm helping someone with math. They have a problem, -4^2, and the people we're both talking to can't agree on whether it's -16 or 16. Google returns -16, my calculator returns 16. Google, however, changes it to -(4^2). I figured it ...
March 24, 2008

Maths
Thanks
March 19, 2008

Maths
The Smith’s bank will charge them 3 points for a $320000 mortgage. What is the amount of money they will pay for the points?
March 19, 2008

Maths
The Smith’s bank will charge them 3 points for a $320000 mortgage. What is the amount of money they will pay for the points?
March 19, 2008

bio lab
Among 4 choice, which is have most concentration of nitrites ? (reason to causing blue baby syndrome) A. A brand new subdivision of high-priced “McMansions,” complete with golf course, tennis courts and swimming pool. B. A textile plant that produces Braves T-shirts...
March 13, 2008

chem
For the reaction: PCl3(g) + Cl2(g) --> PCl5(g) at 85 degreeC, Kp = 1.19 If one starts with 2.00 atm pressure of PCl3, 1.00 atm pressure of Cl2 and no PCl5, what is the partial pressure of PCl5(g) at equilibrium?
March 12, 2008

social studies
talk bout various aspects of the bill of rights andhow they contribute to american society? underlying ideologies and stuff. put facts to back up your statements. dates. How laws have been changed in various ways.
March 12, 2008

Strategies for understanding Math
devise some real world math problems that focus on the various strategies. eg) trig- mr blue has a triangular wall on his barn, find the angle of x when side y=12m and side z= 6m. (use a diagram to explain the question) or for the really basic addition/multiplication, blah ...
March 12, 2008

algebra
yep ive got that much correct then, im more or less checking if what ive done is correct, thats all. The final answer i got was 2^(3n+2) / 2^(3n-6) Or can that be simplified further?
March 12, 2008

algebra
Hey, im a little confused with this question: 2^n x 4^(n+1) / 8^(n-2) I have to change all bases to 2 then simplify fully. Thanks everoyne.
March 12, 2008

Physics
the force of gravity will have an effect. so will friction. pendulums are probably what you are looking at.
March 11, 2008

agebra
Hey, im a little confused with this question: 2^n x 4^(n+1) / 8^(n-2) I have to change all bases to 2 then simplify fully. Thanks everoyne.
March 11, 2008

reading/writing
hell no. The jews were being persecuted for no reason. they didnt have any food, so fasting was technically normal anyway. there is no reason to fast.
March 11, 2008

chemistry
Please help me with this question For the system, (the previous post i forgot to post the Kp) PCl5 (g) --> PCl3 (g) + Cl2 (g) In a 5.0 L flask, the gaseous mixture consists of all three gasses with partial pressures as follows: PCl5 = 0.012 atm PCl3 = 0.90 atm Cl2 = 0.45 ...
March 9, 2008

Chemistry
Please help me with this question For the system, PCl5 (g) --> PCl3 (g) + Cl2 (g) In a 5.0 L flask, the gaseous mixture consists of all three gasses with partial pressures as follows: PCl5 = 0.012 atm PCl3 = 0.90 atm Cl2 = 0.45 atm Is the system at equilibrium? If yes, ...
March 8, 2008

chemistry
Please help me with this question For the system, PCl5 (g) --> PCl3 (g) + Cl2 (g) K= 26 @ 3000C In a 5.0 L flask, the gaseous mixture consists of all three gasses with partial pressures as follows: PCl5 = 0.012 atm PCl3 = 0.90 atm Cl2 = 0.45 atm Is the system at equilibrium...
March 8, 2008

math
If the question is "What percentage of x is y", then you would just divide x by y and multiply by 100 (y/x*100). So for instance, here we just put the numbers in and get 7.7*10^9/2.58*10^12= 0.002984496124031007751937984496124 multiply that by 100 and get: 0....
March 8, 2008

Math
Where is your function information?
March 6, 2008

English expression
He is not only a great baseball player but also a fine pianist. a. preposition not only but also b. adjective c. correlative d. adverb
March 6, 2008

Math Calculus
I'm not sure how this is calculus... it sounds more like plain probability. So you can figure that there are 2^3*6=48 total possibilities for the outcomes of your tosses (6 for the die and 2 for each coin which are then multiplied together). If your friend only tosses 1 or...
March 6, 2008

Science - Proof of Propositional Logics
I am being asked if I can prove P, L, Q? (without using resolution-refutation). Propositional clauses: 1. P -> V 2. !P -> (!V and F) 3. (V or F) -> Q 4. Q -> L From here I was able, with resolution-refutation, to determine that we cannot prove P but we should be ...
February 9, 2008

maths
2,7755,638 no need to thank me !! :_)
February 1, 2008

English
Not at all. A noun is a person, place, thing, or idea (or concept). This also includes emotions (when properly derived into noun form). John, (The) President, Canada, clock, peace, and happiness are all nouns. A verb is an action -- what the subject of a sentence does. Note ...
January 30, 2008

advanced function
Find an equation with the given form in each case below y=sin through(pie/2, 0)
January 22, 2008

math
Use a graph to solve each system of equations. 3.4x = 6.3y = 4.4 2.1x + 3.7y = 3.1
January 10, 2008

algebra II
A formula for the volume of a sphere is V=4/3 pie r^2. If the radius is 6c^2d^3, what is the volume of the sphere? a. 288 pie c^6d^9 b. 288 pie c^5d^6 c. 8 pie c^2d^9 d. 216 pie c^6d^9 If you could explain this to me.thanks and how do you find x int of a linear function. I'...
January 9, 2008

chemistry
oh sorry, i didnt mean to change those formulas. thanks for the help
January 9, 2008

Algebra
Can you explain slope (y=mx+b) i am having difficulty grasping the concept?
January 9, 2008

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