Tuesday
September 2, 2014

Posts by jane


Total # Posts: 1,356

Calculus
y = sqrt (4 + sin 10x)
January 8, 2009

Calculus
More questions on - finding dy/dx 1) y = sqrt 4 + sin 10 x - I am lost again 2) y = 10/sin x answer: - 10 csc x cot x 3) y = sin x/ 8x
January 8, 2009

Calculus
Need help to find dy/dx: 1) y = (sin x) ^-1/3 answer dy/dx = - 1/ 3(sinx) ^4/3 2) y = sqrt 8 + sin(6x) answer - lost
January 8, 2009

spelling
brother is to mother like fly is to? 4 letters and must include scr spr str or thr
January 7, 2009

Calculus
Answer ? - impicit differentiation Find dy/dx & d^2y/dx^2 y^2 - x^2 = 2 is the answer dy/dx=x/y; d^2y/dx^2= y^2-x^2/y^2
January 7, 2009

Calculus
I did miss the sign but would the answer be: 7x^6 - ----- csc^2y
January 7, 2009

Calculus
Here's another one - I think that I am starting to understand it. Find dy/dx by implicit differentiation: x^7 = cot y My answer is csc^2y / 7x^6
January 7, 2009

Calculus
Thanks Remy. I have one more - 2y + 9xy-4=0 I got -9y/2 + 9x
January 7, 2009

english
Neither Shanti nor Neelima have an extra pen. I think
January 7, 2009

Calculus
I am lost. Find dy/dx by implicit differentiation. 1) 5y-2x^2=x-3
January 7, 2009

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?
December 28, 2008

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
December 23, 2008

english
solve this puzzle make two words you will have one letter left. aeeioumnrrstv
December 18, 2008

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...
December 13, 2008

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 ...
December 13, 2008

english
i have to devise a writing exercise which has to involve all children working on writing one text.so i need some ideas
December 12, 2008

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?
December 12, 2008

math
97.3 is 7% of what number?
December 12, 2008

math
roberto has 22% of his pay withheld for deductions. if he earns $680 per week, what amount is withheld?
December 12, 2008

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 ...
December 9, 2008

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...
December 9, 2008

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
December 9, 2008

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?
December 9, 2008

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 ...
December 7, 2008

english
yes, i will be teaching ESL classes.I'll look through this page and see what is says.:)
December 7, 2008

english
Hey everybody:) Question:How can I as a future teacher help my students to practice how to use language?
December 7, 2008

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!
December 1, 2008

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???)
November 28, 2008

Niagara Falls
So you mean the characteristics of Niagara Falls???
November 26, 2008

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!!!
November 26, 2008

health
Well, you could say that how he's gonna ruin the family or what's going to happen if he drinks a lot.
November 26, 2008

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
November 25, 2008

HS Calculus
Thank you . I think that I understand alittle better. It is oblivious that I do not understand this material.
November 25, 2008

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.
November 25, 2008

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 ...
November 25, 2008

Calculus
what is the limit of x/(ln x) as x approaches 0?
November 8, 2008

math
235 x 0.3 = x 235 - x = the amount you have to pay
November 6, 2008

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
November 3, 2008

HS Calculus
Help Have some more that I do not understand. Limit theta approaching zero SinTheta minus Tan theta/ sin cubed theta
November 3, 2008

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
November 3, 2008

HS Calculus
Have some more that I do not understand. Limit theta approaching zero SinTheta minus Tan theta/ sin cubed theta
November 3, 2008

Calculus
Evaluate: Limit - Theta approaches 0 Theta /cos theta
November 2, 2008

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?
November 2, 2008

HS Calculus
Sorry I posted the incorrect ? Evaluate: Theta approached zero Theta/cos theta
November 2, 2008

HS Calculus
Evaluate..........Please Help Lim Infinite -> 0 Infinite/cos infinite
November 2, 2008

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 ...
October 27, 2008

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)
October 27, 2008

calculus HS
Analtical method to evaluate Lim X -> -infinite
October 26, 2008

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.
October 26, 2008

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?
October 26, 2008

Social Studies
How did the Cherokee use the land to get food?
October 22, 2008

Philosophy
Appendix F Philosophy and Belief in God Matching Ativity
October 20, 2008

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) ...
October 19, 2008

Math
No
October 19, 2008

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?
October 19, 2008

Math
Solve the following system of equations. x+2y=9 (1) x=3-2y (2)
October 19, 2008

NOT SURE
can i have some facts on Barack Obama and John MaCain please
October 17, 2008

Science
Could you please explain "total internal reflection" in simple terms (suitable for a 12/13 yr old.
October 14, 2008

Science
What in total internal reflection? (diagram please)
October 13, 2008

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?
October 7, 2008

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 ...
October 4, 2008

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
October 3, 2008

business
which one of these are true? In a capitalist economy: a) one might a profit b) one would pay no taxes
October 3, 2008

TLC error
When a TLC plate was developed, the solvent front ren off the top of the plate. why?
September 30, 2008

History
What should never be compromised?
September 3, 2008

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 ...
August 28, 2008

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 ...
August 28, 2008

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.
August 5, 2008

Binomial Expansion
Write the 6th term of the expansion of (x^2-2y)^9 and simplify. Thanks!
August 5, 2008

English
very intereseting seeing the development of an answer. she is called cary in the movie not carrie
July 16, 2008

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 ...
June 21, 2008

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 ...
May 15, 2008

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 ...
May 15, 2008

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 ...
May 10, 2008

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.
May 7, 2008

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. ...
May 5, 2008

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.
May 1, 2008

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...
April 30, 2008

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?
April 13, 2008

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
March 19, 2008

social studies
What is the term for the process when two cultures blend forming an entirely new culture?
March 9, 2008

social studies
What group invaded the indain subcontinent from the black sea area?
March 9, 2008

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...
March 5, 2008

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)
March 5, 2008

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...
March 4, 2008

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)
March 4, 2008

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...
March 4, 2008

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 ...
March 4, 2008

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)
March 4, 2008

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...
March 4, 2008

english
Could it be... Doing right all the time will ease your conscience?
February 18, 2008

english
revising danglers re write this sentence... By doing right all the time, your conscience will feel at ease.
February 18, 2008

science
how do protein assists with immunity
February 15, 2008

ALB 2
1.Find the greatest common factor in this problem. 12a3b2, 18a2b3, 6a4b4 2.Factor each of the following polynomials. 4s _ 6st _ 14st2
February 13, 2008

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 ...
February 12, 2008

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?
February 11, 2008

PHARMOCOLOGY
aLTERNATIVES FOR GABAPENTIN, LESS SIDE EFFECTS. NEURONTIN ORIGINALLY PRESCRIBED FOR NEUROPATHY, POST BONE MARROW TRANSPLANT.
February 6, 2008

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?
February 4, 2008

History
Yeah its D b/c i just got that question on my AP Euro test right
February 2, 2008

accounting
Thanks
January 29, 2008

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | Next>>

Search
Members