Thursday
July 24, 2014

Posts by Kelly


Total # Posts: 1,506

Calculus
Complete the identify sin(a + b)cos b - cos(a + b)sin b

Science
If the continents were drawn on a Mercator map, would your chances of finding a fit have been improved? Explain.

math
If p,r, and s are three different prime numbers greater than 2 and n = p*r*s, how many positive factors, including 1 and n, does n have?

science
Relate progressing fossil evidence, changing habitats and climates to multiple adaptations and thus lifestyle changes. My first example is bipedalism but would another one be that sinc the earth got colder intelligence increased which caused humans to learn how to mke tools an...

french
how do you know when the object is direct or indirect.... do indirect objects usually have an "a" (with accent to the left) and direct objects use "les"?

Calculus
The derivative of f of x f(x) = x^3 + 19 ; x = 8

Calculus
Find the slope of the tangent line to the graph of f at any given point f(x) = -2x + 6 at (2,2)

WWII
//wiki.answers. com/Q /Wh lied_c ount ries _in _World_War_2 U.S., Great Britain (UK), Russia, Canada, China, Australia, France, were major Allies. There were many more, including New Zealand India Belgium (May 10 1940-invaded) Brazil Greece (October 28 1940invaded) Holland (M...

science
i do not understand this question and how to anseer it, can someone please help? htt p://i12. tinypic. com/6k8ytdd.jpg the question is in the link because it has a graph that goes along with it that I do not understand, just take the spaces out of the link. but the question i...

science
the question is in the link because it has a graph that goes along with it that I do not understand, just take the spaces out of the link. but the question is: Come up with a evolution scenario involving natural selection for the graph. I do not understand the trend in the gr...

science
i do not understand this question and how to anseer it, can someone please help? htt p://i12. tinypic. com/6k8ytdd.jpg

Calculus
A piecewise function is given. Use the function to find the indicated limits, or state that a limit does not exist. (a) lim is over x-->d – f(x), (b) lim is over x-->d + f(x), and (c) lim is over x-->d f(x) x^2 - 5 if x < 0 f(x)= -2 if x ->0 ; d = -3 1. (a)...

english
how do each protagonist from one flew over the cuckoos nest,stranger in a strange land and catcher in the rye handle costom rules,behaviors of their respective societies

calculus
A piecewise function is given. Use the function to find the indicated limits, or state that a limit does not exist. (a) lim is over x-->d – f(x), (b) lim is over x-->d + f(x), and (c) lim is over x-->d f(x) x^2 - 5 if x < 0 f(x)= -2 if x ->0 ; d = -3 1. (a)...

Calculus
How many 2-digit numbers can be formed using the digits 1,2,3,4,5,6,7,8,9 and 0? No digit can be used more than once

english/history
could an example for the question i asked be superman comic strips (saving lois lane, etc)?

english/history
How have our romantic ideals today as evidenced by films stories magazines popular cultre and the media have been influenced by chivalry of the Middle Ages? Examples please?

Calculus
makes no sense thats how i was doing it and I came up with 3.5 a11 = 12 + 10(.8444) = 3.5 however the answers to choose from are .32 -8 -10 .34

Calculus
Write a formuls for the general term(nth term) of the arithmetic sequence. Do not use a recursion formula. Then use the formula for A to the n to find the indicated term of the sequence find a11: 12, 10, 8,...

sci 275
can someone please help me with this.

sci 275
create a outline of the risk of using malathion according to the four steps of risk assessment presented. . Hazard identification . Dose- response . Exposure . Risk characterization

calculus
thanks thats what I had I just wasn't sure if -2 + y = -3 (-2,-1) if I multipied -2(-2, -1)

calculus
x + y = 3 should be - 3

calculus
Solve the system by the method of your choice. Identify systems with no solutions and systems with infinitely many solutions, using set notation to express their solutions: x + y = 3 -2 + y = -3 (0 ,-5) (0 , 0) (-2 ,-1) (-2,-3)

calculus
I need to repost

calculus
Solve the system by the method of your choice. Identify systems with no solutions and systems with infinitely many solutions, using set notation to express their solutions: (0 ,-5) (0 , 0) (-2 ,-1) (-2,-3)

constitution
what are common privacy rights held by us citizens?

earth science
The earth's differentiation and size were significant factors for life on Earth because Earth's composition and gravitational attraction _____. a.keep the moon and sun in orbit b.keep people grounded c.helped to create and retain Earth's atmosphere d.create and re...

Calculus
yes, thanks just like to check my answers

Calculus
Write the form of the partial fraction decomposition of the rational expression. It is not necessary to solve for the constants: 4x + 1/(x + 6)(x - 5) I came up with A/x + 6 + B/x - 5

Calculus
Thanks

Calculus
Determine whether the given orderd pair is a solution of the system ( -2, 1) X/3

Calculus
I was thinking clearly, silly mistake thats for sure , thanks

Calculus
I had this on a test: Use the half-angle formula to find the exact value of the expresseion: sin 22.5 degrees my answer - 1/2 sqrt2 - sqrt 2 was wrong

calculus
thanks anyway

calculus
thanks anyway

calculus
exact question is : Use the given information to find the exact value of the expression Find cos(2,x),csc x= x lies in quadrant II -7/25 24/25 7/25 -24/25

calculus
yes

calculus
Find cos(2,è),csc è = è lies in quadrant II I didn't have a theta sign so I used q -7/25 24/25 7/25 -24/25

calculus
Use the given information to find the exact value of the expression: Find cos(2, q),csc q = q lies in quadrant II -7/25 24/25 7/25 -24/25

Calculus
yes thats what I did I just wasn't sure if I came up with the correct answer ?

Calculus
complete the identity sinq / cosq + cosq / sinq = I'm not sure I'm coming up with 1 + cot q

Algebra
Try and draw it out The pythagorean theorm says a^2 + b^2 = c^2 15.5^2 + 14^2 = c^2

Calculus
I don't know what I mean I'm very confused , just disregard intil I cn puit more info in there

Calculus
oh ok sorry I'll try to be more specific

Calculus
cosine ( x,y) csc(theta,or angle)I dont have a theta symbol om my keyboard and they use that interchangable in my book

Calculus
Use the given information to find the cos (2,0), csc q = 5/3, q lies in n quadrant II How would I go about doing this

math-triangle help
This is how I would do it. Pythagorean theorem: a2 + b2 = c2. a^2 + 4^2 = 11^2 a^2 +16 = 105 subtract both sides by 16 a^2 - 16 = 105 - 16 a^2 = 105 a = sqrt 105 a = 10.247

Calculus
thanks

Calculus
Muliple choice questions I have 4 options answers. 1. pi/4, 7pi/4 2. pi/2, 3pi/2 3. pi 4. 2pi What formula do I use ?

Calculus
How would I go about solving this equation on the interval [0,2pi] cos^2 + 2 cos x + 1 = 0

PreCal
ok thanks I'll work on that

Calculus
Thank you , I was forgetting to multiply by cos 110

Calculus
Solve the triangle a is a side A is an angle I have: a=5 A= b=11 B= c= C= 110 degrees Can this be figured out??If so how?

Calculs
Thanks I'll let you know what I get

Calculs
(tan x + sqrt 3)(2 cos x + 1)=0

Calculs
Solve the equation on the interval [ 0, 2 pi] (tan x + ?3)(2cos x + 1) = 0

Math
I don't doubt you it doesn't make sense to me either but those are the choices I'm given let me look into this a little more and I'll re-post if need be

Math
My options are -1/2 sqrt2 + sqrt2 1/2 sqrt2 + sqrt-2 -1/2 sqrt2 - sqrt2 1/2 sqrt2 + sqrt2

Calculus
Thanks I'm sorry for not being more specific I'm new to this site. Thanks for your help.

Calulus
Solve the triangle.Round lenghts to the nearest tenth and angle measurements to the nearest degree. B = 43 C = 107 B = 14

calculus
3logy^3 + log y^2 I had this on a test I put logy^18 was the answer 3 logy^6 ?

calculus
Use the even odd properties to find the exact value of the expression. It may be helpful to draw the unit circle graph sin(-pi)

human resources
I'm having a rough time understanding this assignment. Can someone explain it to me in a way that I might be able to understand it more clearly? Submit a response recommendation analysis of 200-300 words of how large firms and small firms could utilize change management co...

Chemistry - DrBob222
what about NaOH+NO ?

english
oh thank-you very much..i've been looking for a while on the computer for a good picture of this but i never came across this one

english
can someone help me finda picture or painting where a man puts his coat over a puddle so a woman does not have to walk across it

history
list all the ways Julias Caesar worked to gain political power in Rome. =] thanks!

history
Describe why the senate was so important to Rome. =] thanks

history
okay thank you

history
Identify some greek influences on roman culture. =] thank you

history
thanks for the help =]

history
list some advantages to Rome's location. thanks for the help =]

current events (cont)
how is the situation in Ireland with the Protestants and catholics different in term of nationalism when compared to the conflict in Israel/Palestine?

current events
Ms. Sue the answer you posted really helps! Thanks as well to GuruBlue and Anonymous.

current events
Can someone explain what is currently going on in Israel today and their relationship with the Palestinians?

social studies
What is the longitude and latitude of the Kuwait Towers?

Japanese (extramural: linguistics/culture/history)
hey joshua , yep i have the same problem, i can't find the history of a maga picture any help from anyone plz...?????

another bio ?
what direction along a DNA strand does DNA polymerase add base pairs

biology
When does DNA synthesis occur? What is meant by leading and lagging strands?

current events..help again please!
regarding the situation in northern Ireland, what do you think is the most probable outcome regarding the situation between the Protestants and the Catholics? The Protestants want to remain apart of the United Kingdom but the Catholics want to unite with Ireland.

history, current events
in todays world can you name a conflict that is presently occurring in which a nation would like to expand into another nation or obtain more territory which has caused a conflict (Expansionist Nationalism)

current history
can anyone name two contrasting conflicts that have to do with nationalism around the world ( ex. one conflict could be between teo religious groups.....)

English
In what stories have characters claim the accomplishments of another?

honors Algerba
what is hypotenuse triangle

history
what are three reasons to how nationalism developed fifferently in eastern and western europe?

math
Hi, I need help finding a data of women's pay over the year. Is there a website you could point me to? THanks!

AP CHEMISTRY
STATE THE HEISENBERG UNCERTAINTY PRINCIPLE AS IT RELATED TO THE DETERMINING THE POSITION AND MOMENTUM OF AN OBJECT.

world history
im not aloud to use wikipeida

world history
what were all of Isaac Newton's inventions or discoveries?

world history
who is isaac newton?

Math
There are three landscapers that are instructed to prune a tree. One of them alone can complete the task in 30 minutes, another is twice as fast as the first landscaper, and the thrid is a quarter as fast as the first two landscapers working together. Determine the time (in mi...

biology
In tomatoes, red fruit is dominant to yellow fruit color. A farmer has plants that produce either red or yellow tomatoes. he has signed a contract with a large seed company to provide pure red dees and pure yellow seeds. the do not want hybrids. How can the farmer determine if...

Spanish
How do you say "ruins" in spanish [by ruins I mean the ancient Roman ruins, the physical ruings of great buildings, not "collapse"] ? I haven't been able to find a good spanish translation.

glucose monitors
In my class, we have to research on glucose monitors and pick two disadvantages and find a way to solve those disadvantages. The teachers know the students are not expert on designing a new product but using creativity, we have to come up with solutions For example: I put that...

Physics
A 50.0-kg student climbs a 5.00-m-long rope and stops at the top. (a) What must her average speed be in order to match the power output of a 200 W light bulb? (b) How much work does she do?

Physics
I keep getting a number that is very large for (a). Is mg 70kg * 9.81?

Physics
A skier of mass 70 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 60m up a 30 degree slope (assumed frictionless) at a constant speed of 2.0 m/s? (b) What power must a motor have to perform this task?

sorry it's me but i need help in english.
Living in the U.S. now for almost nine years has made me adapt to the life and culture here. Despite the fact I still miss my family in India, I’m content with my life in America so far. I look forward to going to school every day, I love living in my house, and I like ha...

english continued part 3
Prior to my arrival to America, I thought life here was going to be hard to adjust and I was right. The environment was too quiet and empty, learning to speak English was difficult, and getting used to going to school was a challenge. However, I overcame the obstacles by givin...

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