Friday
April 18, 2014

Posts by Jessica


Total # Posts: 2,569

Lee
For my class you have to choose from several different scenarios, make up your own equations from the scenario, and then solve and graph them in excel. I have chosen the following scenario: Evaluate whether a prepaid or monthly cell phone plan is most effective for a customer ...

Linear Equations
Y-X=4...(EQN 1) X-Y=3...(EQN 2) MAKING X THE SUBJECT IN EQN 2 X=3+Y SUBSTITUTING IN EQN 1 Y-(3+Y)=4 Y-3-Y=4 THE Y GETS ELIMINATED,HENCE THERE IS NO SOLUTION

Calculus
Find the derivative of the function: y=(3x^2+5) ln(x+6)

write a check
How to write a check for 4,024.29

Chemistry Lab
5.00 mL of .00500 M ferric nitrate is added to 5.00 mL of nitric acid and 10.0 mL of .00250 M thiocyanate solution. Calculate the intial Fe^3+ concentration before reaction. So how do I go about doing this?

physics
ok so when i did this, my answer for the magnitude came out to be 21.4 N and i got this some solving for the x and y components, and then i summed it up, and plugged in those values in the formula to find the magnitude of the sum. i got 21.4 but it says that i have it wrong. a...

physics
A force of 15 N is directed at an angle of 55° above the x-axis. A second force of 15 N is directed at an angle of 55° below the x-axis. What is the vector sum of these two forces? How would I go about finding the magnitude or vector sum of those two forces, and also t...

Math
So I don't get what the final answer is suppose to be... cuz I have to use point-plotting which I know how to do.

Math
How would you set this to y=? x-4y=5

chemistry
What is the mass of 0.425 moles of CaCl2? The molar mass of CaCl2 is 110.98 g/mol.

chemistry
How many moles are in 52.3 grams of CaSO4?

Math, Grade 6
My best friend needs help multiplying and dividing mixed numbers. I try to help them but it's hard cause shes stubborn. Any help I could give her?

Maath
How do you get these answers?

Maath
How do you write these two equations in slope intercept form? x-5y-10=0 5x+2y+10=0

calculus
Consider the solid obtained by rotating the region bounded by the given curves about the line x = 4. x= 4y^2 , x = 4 Find the volume V of this solid.

Math/Algebra
An A frame cabin has a triangler front with a base of 30ft and a height of 20ft. If the front is to be glass that costs $3 per square foot, what will the glass cost?

Math for teaching.
if 12 + x= 17, then x equals?

Trig
How do you express these problems as single trigonometric function values or as single numbers, using identities? 1. cos^2pi/8-1/2 2. tan34degrees/2(1-tan^2 34degrees) 3. 1/8sin29.5degreescos29.5degrees

History
I am in need of some help. I am not looking for the answer, just the direction I need to take. I've search my text book, but I cannot find any specific examples. Here is the question... What where some of the repercussions of Western exoansion after 1800?

accounting
the spare parts inventory account shows an unadjusted balance of 450. a physical count shows a blance on hand of 100. What do i have to do! im stuck!

accounting
the spare parts inventory account shows an unadjusted balance of 450. a physical count shows a blance on hand of 100

algebra
A) Find and interpret the C-intercept for the line (0, 30.52) C(0) = 2.85n + 30.52 – 30.52 = C(0)- 30.52 C(0) = 30.52… C-intercept is at $30.52 billion - 1990 B) Find and interpret the n-intercept for the line (-10.71) C= 2.85n + 30.52 = 0 = 2.85n + 30.52… N = -...

math
Dental services. The national cost C in billions of dollars for dental services can be modeled by the linear equation C = 2.85n + 30.52. how would me graph look like

Lanuguage Arts
Our teacher gave us terrible instructions on a sentence we are supposed to write. 1) Choose 6 words that best describe who you are. 2)Write a sentence that contains 6 words that best describe you. She showed us an example on the SMART board it was up for two seconds, the bell ...

Science
What sequence of events could lead to magma becoming soil?

History
Seven Years War

History
I am completly lost on this question. Any suggestions? I am not asking for it to be answered, just need some leads! Thanks in advance. Question: Great Britain had many military victories during the war but was unable to gain political control. How did the actions of the coloni...

algebra
need help with this problem can someone help me? "At the end of the week one, a stock had increased in value from $5.75 a share to $7.50 a share. Find the percent of increase at the end of week one to the nearest tenth of a percent. At the end of the week two, the same st...

history
Where was Sanna Anna's headquarters during the Alamo?

Physics
to double check , the correct answer for time is 7.60 sec? and w is 6.61 rad/s?

Physics
thanks Damon for your help

Physics
The work done in rubbing your hands together s equivalent to the amoun of heat produced. What principle does this demonstrate? I am not sure, is it kinetic energy?

pe
what activites are stop start and continous?

Physics
is it 1.765N x 2.5M = 4.4J ?

Physics
A 0.180 kg ball falls 2.5m. How much work does the force of gravity do on the ball? Do I multiply .180x2.5 to get .45J Thank you for your help

Physics
A 0.180 kg ball falls 2.5m. How much wordoes the force of gravity do on the ball? Do I multiply .180x2.5 to get .45J Thank you for your help

Physics
A 0.180 kg ball falls 2.5m. How much wordoes the force of gravity do on the ball? Do I multiply .180x2.5 to get .45J Thank you for your help

HCA210
Thank you Ms. Sue.

HCA210
"describe at least two roles of medical staff and two roles of hospital administration" Do you think they are asking for positions, like a doctor or nurse? Or functions like hiring personnel? I am not sure what the question means by "role", any suggestions...

History
I am having some problems listing some difference and similarities in the early north and south colonies. These similarities are political, social and economic. Any ideas? I've looked everywhere with no clue as to where to start. Thanks!

Critical Thinking
How to catergorize fallacies

biology
describe 2 structures of bacterial cells what they look like and their molecular structure

math
Mr. digit wanted to assign a number to each student in his class. He could only use the digits 2, 3, and 6 and each student's number had to have three digits. Can he find enough numbers for all 25 students if repeated numbers are allowed? Will there be any extra numbers?

4th grade
Mr. Digit wanted to assign a number to each student in his class. He could only use the digits 2,3 and 6 and each student's number had to have three digits. Can he find enough numbers for all 25 students if repeated digits are allowed? Will there be any extra numbers?

Algebra 1
ashley this are the only one's you have right. 1. 2. 3. b 4. 5. c 6. 7. 8. 9. b 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. a

Trig
What is sin x= 13/12

spain
is leon a country or city in spain???

geometry
how do i find the indicated meassure for a parralelogram?

AP Biology
Assume that a particular genetic condition in a mammalian species causes an inability to digest starch. this disorder occurs with equal frequency in males and females. In most cases, neither parent of the affected offspring has the condition. (a) Describe the most probable pat...

answer for riddle please
A glass of tea costs 1,10 Euro. The tea is 1 Euro more expensive than the glass. How much is the glass?

7th grade
HOw do you solve and graph 2t<4

LANGUAGE ART
What christmas word can you make out of COCUTOKITEER

child development
just heping get started on the assignmenet reading and writing development for course AED-202 I suppose to make chart but I know idea to begin and the APA format with it I pick age five-nine and 10 and twelve to compare the differenece betweent the age group.

chemistry
DeltaH and DeltaU are nearly the same in all the following processes except a.F2(g)+H2(g) --> 2HF(g) b.3O2(g) --> 2O3(g) c.CuO(s) +H2(g) --> Cu(s) +H20(g) d.CH4(g) +CI2(g) --> CH3Cl(g) +HCl(g) e.C6H6(s) --> C6H6(l)

math
i need help with this. In 1994, the number of cassette singles shipped was 81.1 million. In 1997, that number dropped to 42.2 million. Write an equation that gives the number of cassettes shipped, y, in terms of the year, t. Let t=4 represent 1994. how do yu do this ? thanks (:

Math
it should be something that includes (x-1000) . it would be something like this : (x-1000) + x = 4400. im not sure. but its a close guess.

college medical coding please help!
Discuss coding for obstetrics, including items covered by the global fee for antepartum and postpartum periods of normal pregnancy. If a patient suffers multiple burns, describe the correct coding sequence. Explain how evaluation and management (E/M) codes are grouped.

college medical coding please help!
You've started your first day at Venture Outpatient Surgery Center. Exlain how you would code an operative report.

Medical Coding and Billing
Discuss coding for obstetrics, including items covered by the global fee for antepartum and postpartum periods of normal pregnancy.

chem
YES, that is correct!

International monetary relations
1. The U.S dollar has lost value to the Brazilian real recently. a.What recent events (political, economic, etc.) may have contributed to this? In what ways? b.If general mills build a factory in brazil what impact would the weakening of the dollar have on general mills invest...

7th grade
how do you make a time line for the story little house in the big woods from events from the book and events from historical period of book

math
A store owner buys 40 shirts for $600. She then adds 40% to her cost and tags each shirt with the same selling price. What is the amount of profit for each shirt? Please help me!!!

french
qu'st-ce que natalie aime faire?

Operation management
$14,350.00 A (2) B (4) C (1) D (3)

Statistics
A random sample of 50 students has a test score average with a standard deviation of 10.9. Find the margin of error if c = 0.90.

Math
Write an equation that satisfies the condition parallel to the line y = -4x + 1

Physics
A 19 kg wooden crate is dragged across the driveway. The coefficient of kinetic friction between the wood and concrete is 0.64. A. What is the horizontal force needed to drag the crate uniformly? B. Give a possible value for the coefficient of state friction.

sat writing
With one of the most successful African American business in history, the Motown Record Corporation was founded in 1959in Detroit by Berry Gordy,Jr. A.With one B.It was one C.Being one D.One E.As one why can't i choose E? Assignment; does planning interfere creativity? Man...

sat
With one of the most successful African American business in history, the Motown Record Corporation was founded in 1959in Detroit by Berry Gordy,Jr. A.With one B.It was one C.Being one D.One E.As one why can't i choose E? Assignment; does planning interfere creativity? Man...

sat
C. did not become

sat
the bus would not have had to take the A long detour instead of the main B highway if the bridge did not become C treacherous in the aftermath of an ice D storm. why is C wrong? thanks so much !

4th grade
18x14=

6th grade
How do you turn eleven hundredths in standard form?

Finance
ABC common stock paid $2.50 in divedends last year. Divedends are expected to grow at a 12% aanual rate forever. If ABC current market price is $40.00, what is the stock's expected rate of return(nearest .01%)? I come up with 18.25%, am I correct?

Business
Which of the following ratios would be the best way to determine how customers are paying for their purchases? a) Total asset turnover b) Inventory turnover c) Average collection period d) Current ratio I believe it would be the Average collection period because it shows credi...

Finance
ABC common stock paid $2.50 in divedends last year. Divedends are expected to grow at a 12% aanual rate forever. If ABC current market price is $40.00, what is the stock's expected rate of return(nearest .01%)? I come up with 18.25%, am I correct?

sat essay
do people have to be highly competitve in ordr to succeed? Today, people keep improving ability to be competitive in order to survive in the sever competition of the society. But does success really require us to be competitive? I don¡¯t think so. People who are not...

english
idk

english
when reading a fable the reflection of human strenths and weaknesses descibes the??

Grammar and Composition
no

business
How much money must you pay into an account at the end of each of 20 yrs to have 100,000 at the end of the 20th yr? Assume 6% and round to nearest 1$. I come up with 2,718, am I correct

Ap Physics (Fluids and Pressure_
a) What is the gauge pressure of water at a depth of 38.7 m? kPa b) What is the actual pressure of water at this depth? kPa what formulas do i use and how do i do this?

Statistics
A personality test is administered to a larger group of subjects. Five scores are shown below, in original units and in standard units. Fill in the blanks. 79 64 52 72 ____ 1.8 0.8 ___ ___ -1.4

Statistics
A personality test is administered to a larger group of subjects. Five scores are shown below, in original units and in standard units. Fill in the blanks.

Chemistry AP
How many moles of sodium hydroxide would have to be added to 125 mL of a 0.411 M nitrous acid solution, in order to prepare a buffer with a pH of 2.990?

math
How many different sequences of 4 digits are possible if the first digit must be 3, 4, or 5 and if the sequence may not end in 000? Repetition of digits is allowed

chemistry
You have a sample of gas at -30 C. You wish to increase the rms speed by 12%. To what temperature should the gas be heated?

5th Grade Math
what is sum of a digit in a dozen

sat essay
how many words should i write? the longer, the better?

social studies
Who designed there home Monticello and worked closely with the architects and designers of Washington DC?

math
solve the linear equation -10.8x + 1.4 = -47.6 - 1.0x

math
Solve the quadratic equation. 3x^2 - 15x + 18 = 0

Physics
When a falling meteor is at a distance above the Earth's surface of 2.78 times the Earth's radius, what is its free-fall acceleration caused by the gravitational force exerted on it?

Physics
So static: 0.73 and kinetic: 0.57, thanks!

7th grade math
-8

alegebra 1
how do you Find the slope of graphs and linear equations??? like (3,5) and(2,-2) how do i solve that

Physics College
Experiment in this week (week 8) is to study rotational dynamics. Consider a stainless steel annular disk with an outer radius 63 mm and inner radius 7.4 mm. The mass of the disk is 1340 grams. Keep your answers to at least 4 significant digits. (a) What is the moment of inert...

Geometry
Since line EF is parallel to line GH, angle 1 = angle 2. Since line FG is parallet to line HE, angle 3 = angle 4. Give reasons to support your answers.

algebra
Write an equation of the line containing the given point and parallel to the given line. (8,-4); 6x-5y=2?

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