Thursday
October 30, 2014

Posts by Jess


Total # Posts: 848

Algebra
Solve the equation and check your answer (q+9)/5 + (q-2)/2 = 11/5
September 11, 2011

Math - Calculus
I do believe that all the denominators need to be the same to see the pattern. 2/3 is the same as 10/15 so the pattern looks like 10/15, 1/15, -8/15. Subtracting 9 from the top set of #'s
September 11, 2011

math
[-8+(-1)]+[8+(-6)]+(-6) Am I doing this right? I think I'm confusing myself please help... I have: [-8-1]+[8-6]-6 [-9]+[-2]-6 -11-6=-17
September 9, 2011

math
Thank you very much you have been great help!
September 8, 2011

math
My answer comes out to 0.141428571 and so on....what exactly is my answer do I need to round off or anything?
September 8, 2011

math
If a bag of chips has a serving size of 1 oz.(28g/about 32 chips), and serving per container is 7. So if the bag of chips costs 0.99, approximately how much does one serving of chips cost? Would I start out by 99/7? help!
September 8, 2011

Math
If a bag of chips has a serving size of 1 oz. and serving per container is 7. If the bag of chips costs 0.99, approximately how much does one serving of chips cost? would I start out by 99/7
September 8, 2011

Math
is this correct I2*100+3*10I= I200+30I=I230I
September 8, 2011

English
oh yeah thx that is true cuz Maleeka have low self esstem
September 5, 2011

English
thank you i was just making sure if that only theme
September 5, 2011

English
is bullying is the main theme for The Skin I'm In ??? if it not the only one then r they any other theme for it
September 5, 2011

math
We are learning inequalities and I just did some homework but the teacher returned it saying I did some of them wrong. 1. -2x - 10 < 2 2. -2x + 15 < 17 I didn't flip the inequality sign when I divided by (-2). But why do we always have to flip the sign when we ...
September 4, 2011

science
Just make an educated guess. how old are the old ones, how young are the young ones? It doesn't really matter what your hypothesis is, really. if you don't know the answer, you have to do an experiment to find out. that's the whole idea. PS. I don't think "...
September 3, 2011

Simple math question!
yep. if the question is 6-(2x)^3 then you need to cube 2x but in your question it's 6-2x^3 without the brackets so u only need to cube x.
September 3, 2011

social
Trust vs. mistrust (infancy)
September 2, 2011

Chemistry
For High Performance Liquid Chromatography (i.e. HPLC), can the column be flushed with Isopropanol (i.e. IPA)?
August 24, 2011

Math
Explain why the perimeter:Area ratio value can be used to understand cost effectiveness
August 21, 2011

math
Draw a rectangle with a perimeter of 58 m and an area of 120 m square
August 21, 2011

Chemistry
Help :) I got this Chem homework to research on the Taxonomy of Living Things and on the species to kingdom. Anyone can help where I can find this? :) Thank you
August 13, 2011

Precalculus
Awesome thanks mathmate!
August 6, 2011

Precalculus
I used that formula sin^2x+cos2x=1 -1/4 squared minus that by one and squareroot it square root of 15 over 4
August 6, 2011

Precalculus
dont you use the formula sin2 theta =2sintheta cos theta?
August 6, 2011

Precalculus
wait i dont understand how you did your math?
August 6, 2011

Precalculus
If sinx= -1/4 and x terminates in the third quadrant, find the exact value of sin2x My answer is sqrt-15/8
August 6, 2011

Precalculus
Find the exact value of sin 15°. I got square root of 2-squaroot of 3/2 is that correct?
August 6, 2011

Precalculus
120 degrees?
August 6, 2011

Precalculus
2-3cosx=5+3cosx 0 degrees is less than or equal to x less than or equal to 180 degrees Can you please show me step by step in detail. Please do not skip a step. Thanks!
August 6, 2011

Precalculus
oh i get it.... how do you know what identities to use? did you memorize them?
August 6, 2011

Precalculus
How would you solve this trig function: cos2x=sin^2-2 how do you know what trig identities to use?
August 6, 2011

Precalculus
Find cot x if sin x cot x csc x = .square root 2 After reducing i got cot= square root of 2 Am i correct?
August 6, 2011

accounting
A fleet of refrigerated delivery trucks is acquired on January 5, 2011, at a cost of $1,200,000 with an estimated useful life of eight years and an estimated salvage value of $100,000. Compute the depreciation expense for the first three years using the double-declining-...
August 2, 2011

math
d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didnt get like the answer. [ans=-1/(1+x)^2 but my calculation=-(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)]
July 22, 2011

calc 1
Find the number c that satisfies the conclusion of the Mean Value Theorem. f(x)=x/(x+2) [1,4]
July 5, 2011

physics
i dont know
June 29, 2011

government
Each British colony was governed according to a _____, a written agreement between the settlers and the Crown laying down the colony's basic rules of government.
June 16, 2011

Algebra
find the vertex, line of symmetry, and minimum or maxium values of the quadratic equation f(x)=9-x^2
June 15, 2011

calculus
an object is dropped from a tower. the distance in t seconds is given by d(t)=4.9t^2 if the height of the tower is 146.9m , how fast is an object moving when it hits the ground??
June 13, 2011

Random question
Makee the world go awayyy do your remember when you loved meee... haha
June 8, 2011

Random question
thank you very much for your help
June 8, 2011

Random question
okay :/
June 8, 2011

Random question
Just doing a statistic here...can you name some of your favorite singers? Can be old or new.. Thanks!
June 8, 2011

English
From the depths of the ocean to the peaks of the mountains? does that make sense?
June 8, 2011

English
okay thanks!
May 22, 2011

English
When in disgrace with fortune and men's eyes I all alone beweep my outcast state, And trouble deaf heaven with my bootless cries, And look upon myself, and curse my fate, Wishing me like to one more rich in hope, [5] Featured like him, like him with friends possessed, ...
May 22, 2011

English (poetry)
But i thought personification is when something has human or animal characteristics?
May 19, 2011

English (poetry)
thanks! and is it in the last sentence "I hear it in the deep heart's core"?
May 19, 2011

English (poetry)
I will arise and go now, and go to Innisfree, And a small cabin build there, of clay and wattles made: Nine bean-rows will I have there, a hive for the honey-bee; And live alone in the bee-loud glade. And I shall have some peace there, for peace comes dropping slow, Dropping ...
May 19, 2011

English (poetry)
Thank you! :)
May 19, 2011

English (poetry)
IV His soul stretched tight across the skies That fade behind a city block, Or trampled by insistent feet At four and five and six o’clock; And short square fingers stuffing pipes, And evening newspapers, and eyes Assured of certain certainties, The conscience of a ...
May 19, 2011

math
24 divided by 4/5=??? I tried but i just could not get it.
May 18, 2011

math
9 divided by 1/6=??? I tried but I just couldn't get it!
May 18, 2011

Math
Find the sum: 7/12 + 7/10 =
May 16, 2011

Algebra
okay second onee.. 5x + 2y = 6 need to make y alone on the left side..so bring everything over to the right 2y=-5x+6 divide by 2 y=-5/2x +3 put that into calculator or graph it by hand... your y intercept is already given to you which is 3
May 16, 2011

Algebra
okay so heres what i got for the first one.. Triangle has to equal 180 degrees 1st angle= 2x-2 2nd angle= x 3rd angle= x+38 add them all together and equal it to 180 degrees in the end you would get 4x+36=180 solve for the equation and x is 36 now find the measure for each ...
May 16, 2011

English
Yes thats what i originally thought but my English teacher wrote this on my paper: If you were to need one you would write it like “Odysseus’”. When the word ends in an “s” you simply place the apostrophe after the ending “s”.
May 13, 2011

English
for the name Odysseus, if i want to add an s at the end do i have to write apostrophe before or after the s? Odysseus's family or Odysseus' family
May 13, 2011

math
convert 56.7 into degrees, minutes and seconds
May 12, 2011

math
convert 56.7 into degrees, minutes and seconds
May 12, 2011

physics
A mirror creates an image of magnification −1/3. (a) Is the image upright or inverted? (b) If the object is 7.75 cm tall, what is the height of the image? State your answer with the correct sign. answer to part B should be in cm. thanks.
May 7, 2011

us history
Passed in 1935, Roosevelt's most significant reform measure was the A. Wagner Act. B. Social Security Act. C. National Labor Relations Board. D. Fair Labor Standards Act.
May 6, 2011

History
Not true as in mind control is not a valid reason for cult conversion. Does that make more sense?
May 5, 2011

History
I was thinking maybe it could be something like this: While the effects of a cult are a matter of opinion, it is important to realize that "mind control" is more of an unclear and incorrectly named reason for cult conversion. I dont know if this makes sense or maybe ...
May 5, 2011

History
For my history class I have to do a research report about a social topic and I want to talk about cults. My teacher said to choose one and I chose Heaven's Gate. At first I was going to talk about the harmful effects of cults but after researching it, it was hard to find. ...
May 5, 2011

Math
A locker combination has three nonzero digits, and digits cannot be repeated. The first two digits are 1 and 2. What is the probability that the third digit is 3?
May 3, 2011

Math
You choose a head coach and an assistant from a group of 12 applicants. How many different groupings are possible? I know it is either 24 for a double combination of 12 - or I was thinking for number of possibilities it could be 12x11 = 132? Can anyone help me decide what is ...
April 28, 2011

social
advertise what? networking like facebook, myspace is a free way to adverstise, plus they have pay for add options. One can create their own website, is that kind of what you are asking?
April 28, 2011

algebra
I know it is either 24 for a double combination of 12 - or I was thinking for number of possibilities it could be 12x11 = 132? This is my daughters 7th grade homework, and I am stumped on helping her.
April 27, 2011

algebra
You choose a head coach and an assistant from a group of 12 applicants. How many different groupings are possible?
April 27, 2011

Chemistry
Calculate the sodium ion concentration when 70 ml of 3.M sodium carbonate is added to 30 ml of 1.M sodium bicarbonate.
April 26, 2011

Science
You have the same liquid it cannot change.
April 26, 2011

Chemistry
You forgot to enter any of your values... if you copied this from ALEKS it won't include them. You have to type them in.
April 15, 2011

chemistry
What would be the mass of a bag of anhydrous magnesium sulfate, MgSO4, if it contained the same amount of magnesium as a 1.00kg bag of Epsom salts, MgSO4 x 7H2O? Give your answer in grams. please help
April 11, 2011

chemistry
iron+sulphur together are a mixture of small grains yellow and dark grey.Its chemical symbol is 'Fe + S'.When it reacts with oxygen they create a new chemical substance; Iron Sulphide. What do you put for 'explain the reaction using the Big Idea of Energy? :S HELP xxx
April 10, 2011

physics urgent!!!
A canoe of mass 70 kg with a paddler of mass 55 kg are in a river. If the river's current exerts a force of 15 N [E] while the paddler is paddling with an average force of 22 N [N38degreesW], find the acceleration of the canoe and paddler. Use both a component and ...
April 7, 2011

physics
A canoe of mass 70 kg with a paddler of mass 55 kg are in a river. If the river's current exerts a force of 15 N [E] while the paddler is paddling with an average force of 22 N [N38degreesW], find the acceleration of the canoe and paddler. Use both a component and ...
April 7, 2011

physics
A canoe of mass 70 kg with a paddler of mass 55 kg are in a river. If the river's current exerts a force of 15 N [E] while the paddler is paddling with an average force of 22 N [N38degreesW], find the acceleration of the canoe and paddler. Use both a component and ...
April 6, 2011

Microbiology
to solidify the media in order to obtain a pure colony
April 6, 2011

english
Which element of a short story would be most important to a story about a mad scientist stealing a secret weapon?
April 6, 2011

Chemistry
I have a question which asks... What is the Oxidation number of Nitrogen in Cu(NO3)2 I know the answer is 5+ but how do you get that?? Cu= 2+ O= 2- (Theres 3 of them so -2x3=-6...then, theres a two out of the brackets so 6- x 2 =-12) +2 - (-12)= -10? And then what? I think my ...
April 6, 2011

Chemistry
I have a question which asks... What is the Oxidation number of Nitrogen in Cu(NO3)2 I know the answer is 5+ but how do you get that?? Cu= 2+ O= 2- (Theres 3 of them so -2x3=-6...then, theres a two out of the brackets so 6- x 2 =-12) +2 - (-12)= -10? And then what? I think my ...
April 6, 2011

Chemistry
I have a question which asks... What is the Oxidation number of Nitrogen in Cu(NO3)2 I know the answer is 5+ but how do you get that?? Cu= 2+ O= 2- (Theres 3 of them so -2x3=-6...then, theres a two out of the brackets so 6- x 2 =-12) +2 - (-12)= -10? And then what? I think my ...
April 6, 2011

8th grade science
what contents in magma affects a volcanos explosive?
March 28, 2011

physics
at what altitude should a satellite be placed into circular orbit so that its orbital period is 48 hours? the mass of the earth is 5.976x10^24 kg and the radius of the eatrh is 6.378x10^6 m.
March 23, 2011

physics
a 1 kg mass is attached to a spring hanging vertically and hangs at rest in the equilibrium position. the spring constant of the spring is 1 n/cm. the mass is pulled downward 2 cm and released. what is the speed of the mass when it is 1 cm above the point from which it was ...
March 23, 2011

History
What aspects of Japanese culture were evident in samurai training?
March 23, 2011

Science
ANYONE?
March 14, 2011

Science
Sperm cells have very little cytoplasm, while egg cells have a lot of cytoplasm. How do these different structures support the different functions of eggs and sperm?
March 14, 2011

Chemistry
Can dimethylformamide be stored in plastic bottles? Or is it better to store in glass bottles?
March 13, 2011

chemisty
how many grams of magnesium sulfate are required to make 575 ml of a 1.65% (m/v) solution
March 7, 2011

History
How did Buddhism spread through Korea into Japan? Explain how Duddhism and Shinto blended together.
March 7, 2011

History
How would i word the answer though?
March 7, 2011

History
Where are China and Korea located in relationship to Japan? Why did this location allow for Japan to be influenced by many cultures at once?
March 7, 2011

Science
Does anyone have an answer?
March 4, 2011

Science
An animal has an allele for yellow eyes, but its eyes are grey. The allele for yellow eyes must be
March 4, 2011

Science
A person's height, eye color, and skin tone are all examples of?
March 4, 2011

Math
7 (x-2y) minus cubed
March 2, 2011

Math
Lisa bought two equal pieces of fabric. She will cut squares for a quilt from the fabric. All together Lisa bought 5 yards 1 foot of fabric. What is the length of each piece of fabric?
February 24, 2011

Math
I have 5 books. Each book weighs 1 kilogram 250 grams. How much is the total weight?
February 24, 2011

math
A rectangle has a perimeter of 24 and an area of 35 square feet. What is the length and width of the rectangle?
February 23, 2011

chemistry
How do you find Kc for an equilibrium problem?
February 20, 2011

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