Monday
July 28, 2014

Posts by jane


Total # Posts: 1,350

english
Neither Shanti nor Neelima have an extra pen. I think

Calculus
I am lost. Find dy/dx by implicit differentiation. 1) 5y-2x^2=x-3

PHysics
describe briefly how a generator works. Well, I'm in the electricity unit of my course, so would this mean I have to describe how electricity's generated?

english
annagrams aeiifglnhpwystThis is an event that will never happen. However, I suppose it could on any given Saturday Night. Here are your letters, you will have 3 left over. A E I I F G L N H P W Y S T

english
solve this puzzle make two words you will have one letter left. aeeioumnrrstv

physics
In the figure below, a uniform sphere of mass m = 2.50 kg and radius r = 2.4 cm is held in place by a massless rope attached to a frictionless wall a distance L = 10.2 cm above the center of the sphere. (a) What is the tension in the rope? N (b) What is the force on the sphere...

physicscalculus
An automobile with a mass of 1310 kg has 3.10 m between the front and rear axles. Its center of gravity is located 1.78 m behind the front axle. The automobile is on level ground. (a) Determine the magnitude of the force from the ground on each front wheel (assuming equal forc...

english
i have to devise a writing exercise which has to involve all children working on writing one text.so i need some ideas

english
hello:)i have to give my class a writng exercise which has to involve all children.they all have to work on writing out one and the same text?any ideas?

math
97.3 is 7% of what number?

math
roberto has 22% of his pay withheld for deductions. if he earns $680 per week, what amount is withheld?

sci/275
Raw carrot 52 calories per serving. Energy Calculator Trophic level Type of producer or consumer Total energy available from previous level (100%) Energy from total gained by consumer (10%) Energy from total lost when consumed (90%) First Primary producer 52 N/A N/A Second Pri...

sci/275
Identify the fruit or vegetable you selected and relate the second law of thermodynamics to the changes in energy observed in Appendix CHow did the amount of energy gained compare to the amount of energy lost as heat at the second through fourth trophic levels? Considering the...

literature
trust me i got a 85% which is a disappointment so if you want a 100% take this down 1.B 2.B 3.B 4.B 5.D 6.C 7.A 8.D 9.C 10.C 11.D 12.C 13.A 14.A 15.C 16.A 17.C 18.D 19.A 20.A

math
Ms. Jordan has been given a loan of $2,500 for 1 year. If the interest charged is $275, what is the interest rate on the loan?

english
need some help!which language learning strategies are you using when you need to solve these tasks: 1.Rewrite the sentences using adverbs I'm a terrible dancer.I dance_______ 2.Read the text and make questions and 3.Make subject and object questions So which language learn...

english
yes, i will be teaching ESL classes.I'll look through this page and see what is says.:)

english
Hey everybody:) Question:How can I as a future teacher help my students to practice how to use language?

deutsch
Hallo!Versteht hier jemand deutsch?Ich muss einen Bericht schreiben.Muss ein Thema sein das etwas mit Kroatien zu tun hat.Eher was aktuelles.Wenn jemand mir Hilfe leisten kann könnte dann wäre ich sehr dankbar!

government
are third party efforts essentially a waste of time in America? who were the 4 greatest presidents and why? (did anyone know the site or where i could find the answer for this???)

Niagara Falls
So you mean the characteristics of Niagara Falls???

Niagara Falls
Well, I'm doing a project that I picked in science and one of the questions said "What are the physical features of Niagara Falls" and I don't know what that means, so please help me!!!

health
Well, you could say that how he's gonna ruin the family or what's going to happen if he drinks a lot.

HS Calculus
I have one more that I really am lost at. Question - find the points on the graph y=2x^3-3x^2-12x+20 at which the tangent is parallel to tthe x-axis. I do not even know where to begin. We were told we could use the shortcut for this one.! Thanks again

HS Calculus
Thank you . I think that I understand alittle better. It is oblivious that I do not understand this material.

HS Calculus
Definition of the derivative to calculate f'(x) if f(x) = square root 2x. Find the equation of the tangent & normal line to the graph of f at x=2. Tangent line - y=2x-x Normal line - y = 1/2x +3 I do not know whether these are the correct answers.

HS Calculus
Let f(x) = 2/3-x a) find the slope of the tangent to the graph of f at a general point x0 using the definition of the dervative. b) use the result in part a to find the slope of the tangent at x0=1. I am very confused. My answer for (a) 1/ 6-6x-x^2 (b) -1 I compared them to a ...

Calculus
what is the limit of x/(ln x) as x approaches 0?

math
235 x 0.3 = x 235 - x = the amount you have to pay

HS Calculus
1) Limit theta approaching zero sin squared theta/ tan theta 2) Lim x appraoches zero x + sin x/x x + sin x/x = x/x + sinx/x 0 + 1 =1 My answer : 1 Is this correct

HS Calculus
Help Have some more that I do not understand. Limit theta approaching zero SinTheta minus Tan theta/ sin cubed theta

HS Calculus
1) Limit theta approaching zero sin squared theta/ tan theta 2) Lim x appraoches zero x + sin x/x x + sin x/x = x/x + sinx/x 0 + 1 =1 My answer : 1 Is this correct

HS Calculus
Have some more that I do not understand. Limit theta approaching zero SinTheta minus Tan theta/ sin cubed theta

Calculus
Evaluate: Limit - Theta approaches 0 Theta /cos theta

science
What is the lock and key theory? Explain. I need to use words such as active site, substrate and catalyst Are there any diagrams of it?

HS Calculus
Sorry I posted the incorrect ? Evaluate: Theta approached zero Theta/cos theta

HS Calculus
Evaluate..........Please Help Lim Infinite -> 0 Infinite/cos infinite

Math
27 IS THE MODE WHICH IS THE # USED MOST. THERE ARE (2) OF THE FOLLOWING #'S: 20, 27, 36. IF THE MODE IS THE MOST USED #, THEN THERE SHOULD BE (3) 27. FIRST BLANK SPACE IS 27. RANGE IS THE DIFFERENCE BETWEEN THE 1ST # AND THE LAST #. FIRST # BEING 18 AND THE RANGE IS 22 SO ...

calculus
Help - I have three problems that I am stuck on - 1. Lim x approaches infinity (x-3/x squared + 4) 2. Lim x approaches 3 x cubed - x squared - 7 x +3/ x squared - 9 3. Lim x approaches negative infinity (x + square root x squared + 2x)

calculus HS
Analtical method to evaluate Lim X -> -infinite

AP English Comp
Same type of ?- Using - Notes of a Native Son by Baldwin 3. Baldwin uses many different writing techniques in the essay. Find instances of concrete description, action, reflection, and strong argumentative assertions. How do these techniques further his specific purposes.

AP English Comp
Help - Baldwin's - Notes of a Native Son - 1. What are the time periods of the essay? Baldwin does not present them chronologically; how does he connect them?

Social Studies
How did the Cherokee use the land to get food?

Philosophy
Appendix F Philosophy and Belief in God Matching Ativity

college level physics
a 40 kg skier skis down a frictionless slope angled at 10 degrees to the horizontal. Assume the skier moves in the negative direction of an x axis along the slope. A wind force with component Fx acts on the skier. What is Fx is the magnitude of the skier's velocity is (a) ...

Math
No

Math
Soybean meal is 12% protein, cornmeal is 6% protein. How many pounds of each should be mixed together in order to get a 240-lb mixture that is 10% protein?

Math
Solve the following system of equations. x+2y=9 (1) x=3-2y (2)

NOT SURE
can i have some facts on Barack Obama and John MaCain please

Science
Could you please explain "total internal reflection" in simple terms (suitable for a 12/13 yr old.

Science
What in total internal reflection? (diagram please)

12th grade Physics
In an experiment, a car taveling at 88m/s,west slams into a wall and comes to a halt in 0.75 seconds. What is the car's acceleration vector?

chemistry
Consider a sample containing 2.00 mol of a monatomic ideal gas that undergoes the following changes from State A to State D: State A PA=10.5atm, VA=10.00L State B PB=10.5atm, VB=5.00L State C PC=24.5atm, VC=5.00L State D PD=24.5atm, VD=22.00L Assume that the external pressure ...

business
I know they are allowed to make a profit but at the same time a place like Singapore is capitalist and pays very little tax. I assume that both choices are somewhat correct. but it's a multiple choice question and i can only choose one so i dont know which one fits more

business
which one of these are true? In a capitalist economy: a) one might a profit b) one would pay no taxes

TLC error
When a TLC plate was developed, the solvent front ren off the top of the plate. why?

History
What should never be compromised?

high school algebra
The weather during Smedley's vacation was strange -- It was cloudy on 13 different days but it was never cloudy for an entire day -- Cloudy mornings were followed by clear afternoons -- Cloudy afternoons were proceded by clear mornings ---There were 11 clear mornings and 1...

Math
The weather during Smedley's vacation was strange -- It was cloudy on 13 different days but it was never cloudy for an entire day -- Cloudy mornings were followed by clear afternoons -- Cloudy afternoons were proceded by clear mornings ---There were 11 clear mornings and 1...

Binomial Expansion
Thanks for the link. But what happens when there is a number in front of one of the variables, like the 2y instead of y? Thanks again.

Binomial Expansion
Write the 6th term of the expansion of (x^2-2y)^9 and simplify. Thanks!

English
very intereseting seeing the development of an answer. she is called cary in the movie not carrie

Reseach paper on Opinion 5.07
You have to start thinking beyond the question. Use your introductory setence to answer every question from the Opinion 5.07. From there begin to think of what could happen if things weren't done according to the Opinion, the legal ramifications, how some states have even ...

statistics
Commercial airliners have a maximum allowable weight of passenger checked baggage. It is known that the distribution of individual passengers checked-in baggage weight has a mean of 42 pounds and a standard deviation of 25 pounds. Suppose that a particular airplane, with a cap...

probability
If 2 cards are drawn at random from a standard deck of cards with no replacement, find the probability that both cards are heart I had 13/52 multiplied by 12/51 to get an answer of 1/17 A bucket contains 4 red, 2 yellow, and 3 green balls. If one ball is taken at random what i...

statistics
Let A and B be constants such that A < B. Let z be a standard normal random variable. For what values of A does P(A<z<B)approximately equal P(z<B)? Pick ALL that apply. a. A = -9 b. A = -26 c. A = 0 d. A = 9 e. None of these are correct. This is how I'm reasoni...

Physics
Bulb P is rated 60 W, 110 V, and bulb Q is rated 100 W, and 110 V. Which of the bulbs has the higher resistance? they have the same cannot be determined bulb P bulb Q I had they have the same.

Physics
A 120 kg football player tries to dive into the endzone at 7.5 m/s to score a touchdown. A 150 kg player dives out of the endzone into the other player at 5 m/s to try and stop him. They collide at the goalline and the tackler holds on to the player diving into the endzone. do...

algebra2
name a point that lies on the circle: (x-2)^2+(y+3)^2=16 I cannot use the points (2,1) or (6,-3) and I can't find another point that works.

Science
An airplane has to fly eastward to a destination 856 km away. If wind is blowing at 18.0 m/s northward and the air speed of the plane is 161 m/s. In what direction should the plane head to reach its destination. So I know the direction is south east but can someone give me the...

Math
Define a relation R from Z to Z by (x,y) are in the relation if and only if the absolute value of (x-y) is less than or equal to two. Is R symmetric?

math riddle ALGEBRA WITH PIZZAZZ
I think that was a very inappropriate thing to post. You should grow-up!!

english: critical thinking
Yay!! I was abit skeptical but turns out all of the answers where correct! Thanks so much guys!! 100% Hugs, Jane <3

social studies
What is the term for the process when two cultures blend forming an entirely new culture?

social studies
What group invaded the indain subcontinent from the black sea area?

CALCULUS-URGENT- no one will respond!!!
we know the series from n=0 to infinity of c(sub n)*3^n converges 1. TRUE OR FALSE the series from n=0 to infinity of c(sub n)*2^n must converge 2. TRUE OR FALSE The series from n=0 to infinity of c(sub n)*4^n must converge 3. TRUE OR FALSE the series from n=0 to infinity of c...

CALCULUS-URGENT- no one will respond!!!
find the radius and interval of convergence for the series the series from n=0 to infinity of ((-1)^n*x^n)/(n+1)

CALCULUS-URGENT
we know the series from n=0 to infinity of c(sub n)*3^n converges 1. TRUE OR FALSE the series from n=0 to infinity of c(sub n)*2^n must converge 2. TRUE OR FALSE The series from n=0 to infinity of c(sub n)*4^n must converge 3. TRUE OR FALSE the series from n=0 to infinity of c...

CALCULUS-URGENT
find the radius and interval of convergence for the series the series from n=0 to infinity of ((-1)^n*x^n)/(n+1)

CALCULUS-URGENT
find the radius and interval of convergence for the series the series from n=1 to infinity of ((-1)^(n+1)*x^n)/n! I did the ratio test so I had the Lim as n approaches infinity of -x/(n+1), but this is 0, giving no radius, so I think I did something wrong...

CALCULUS
we know the series from n=0 to infinity of c(sub n)*3^n converges 1. TRUE OR FALSE the series from n=0 to infinity of c(sub n)*2^n must converge 2. TRUE OR FALSE The series from n=0 to infinity of c(sub n)*4^n must converge 3. TRUE OR FALSE the series from n=0 to infinity of ...

CALCULUS
find the radius and interval of convergence for the series the series from n=0 to infinity of ((-1)^n*x^n)/(n+1)

CALCULUS
find the radius and interval of convergence for the series the series from n=1 to infinity of ((-1)^(n+1)*x^n)/n! I did the ratio test so I had the Lim as n approaches infinity of -x/(n+1), but this is 0, giving no radius, so I think I did something wrong...

english
Could it be... Doing right all the time will ease your conscience?

english
revising danglers re write this sentence... By doing right all the time, your conscience will feel at ease.

science
how do protein assists with immunity

ALB 2
1.Find the greatest common factor in this problem. 12a3b2, 18a2b3, 6a4b4 2.Factor each of the following polynomials. 4s _ 6st _ 14st2

statistics
3 PROFESSORS WANT TO KNOW IF HAVING 500 STUDENTS IN THEIR CLASS IS DETRIMENTAL TO PROPER LEARNING. 1ST PROFFESSOR RANDOMLY HANDS OUT THE QUESTIONNAIRE TO 50 STUDENTS; ALL 50 ARE RETURNED TO HIM DURING CLASS. 2ND PROFFESSOR HANDS OUT THE QUESTIONNAIRE TO ALL 500 STUDENTS AND ON...

physical science
if an engine must do 500 joules to pull a 10 kg load up to a height of 4 meters, what is the efficiency of the engines?

PHARMOCOLOGY
aLTERNATIVES FOR GABAPENTIN, LESS SIDE EFFECTS. NEURONTIN ORIGINALLY PRESCRIBED FOR NEUROPATHY, POST BONE MARROW TRANSPLANT.

Pharmocology
WHAT ARE THE ALTERNATIVE MEDICATIONS FOR GABAPENTIN, WHEN IT HAS BEEN PRESCRIBED FOR NEUROPATHY (POST BONE -MARROW TRANSPLANT) THAT HAS LESS SIDE EFFECTS THAN nEURONTIN?

History
Yeah its D b/c i just got that question on my AP Euro test right

accounting
Thanks

accounting
Does anyone know of a good site that explains how the enter the correct amounts to the unadjusted trial balance worksheet? I thought I understood this but my amounts are wrong. Thanks

environmental science
If you were an environmental researcher and were given funding to assist with one environmental issue, which of the following topics would you choose to spend your funds on?

Physics
What is the total charge on all of the electrons in two liters, 2 kg, of water? One mole of water has a mass of 18 g and each molecule of water contains 10 electrons. Way I worked problem: (2kg)(1000g/1kg)(1mol/18g)(10e-/1mol)(-1.60e-19/1e-) What I did do wrong?

Physics
What force would you have to exert on a 326-N trunk up a 19.0° inclined plane so that it would slide down the plane with a constant velocity? What would be the direction of the force? (The coefficient of friction between the plane and the trunk is 0.328.) The force of fric...

***Discrete Math***, pi^2.
In S(5), let pi=(245)(1354)(125). (a) Write pi as a product of disjoint cycles. (b) Determine pi^2, pi^5, pi^(-1) (c) What is the order of pi? Why?

***Discrete Math ***
I'm not sure how to start part(a). I believe part (b) is correct, but just in case I would like to make sure it's correct. (a) Explain p^(q-1) = 1 modq , If p and q are distinct primes. Ans: I was thinking of doing something like part (b) but I felt it was somehow wron...

*** Discrete Math ***
I would like to know if my answers are correct. I also need help solving some exercises the right way. (a) Explain why [13] is invertible in Z50. Ans: it's invertible because there's some [t]E Z50 such that [13][t]=1 (b) Use the usual algorithm to find [13]^(-1)and giv...

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