Wednesday

July 30, 2014

July 30, 2014

Total # Posts: 1,727

**Statistics**

Check my answers please! Thanks a lot. Five students reported that the previous night they slept: 7,8,7,10,9 hours. Calculate the sample varience and standard deviation. sample varience = 1346.5 standard deviation = 36.7 Consider this. Ths standard deviation can never be large...

**math**

i need to integrate: (secx)^4 dx let u = sec x dv =sec^3 x dx Start with this. Then, you will have to deal with the integral of sec. You should be able to solve it after a few steps. Looks a little messy.

**Math -**

What would the interval be for a bar graph with the following data: 104,135,124,144,122 Highest number minus lowest number 144-104 = 40

**HELPPPPP**

A diver descends from a salvage ship to the ocean floor at a depth of 35 m below the surface. The density of ocean water is 1.025x10^3 kg/m^3. a) Calculate the guage pressure on the diver on the ocean floor. b) Calculate the absolute pressure on the diver on the ocean floor. T...

**analogies**

insurmountable: disadvantage Choices impermeable:water indomitable:defeat interminable:tedium inevitable:drawback insuperable:barrier and a sentence to prove How to solve analogies: http://www.teachervision.fen.com/vocabulary/reading-comprehension/6697.html Use with http://www...

**maths 2**

The original question I had was write arcsin4 in the form a+ib. I manage and understand how to get so far BUT How do I get from cosacoshb-isinasinhb=4 to 2m(pi)+/- iarccosh4 arcsin4 = a + b i ---> 4 = sin(a + bi) sin(a + bi) = sin(a)cos(bi) + cos(a) sin(bi) cos(bi) = cosh(...

**Maths**

How do I write arcsin4 in the form a+ib. I know the answer but do not Know how to get to it Take sinus of both sides: 4 = sin(a)cosh(b) + i cos(a)sinh(b) Equate real and imaginary parts. You then see that you can put a = pi/2. And it then follows that b = arccosh(4) Thanks for...

**HELP**

How United States and United Nation helping for Darfur? Please give me each exsample about Money, Aid and Military. And Is it enough? I already know US and UN gave Darfur some troopes, but I don't know Money and Aid. Essentially, the U.S. has not helped in Darfur.

**Government**

Why other countries (like Unites states, united nations) shold help victims in genocide of darfur? Because there are African nations. Couldn't African Nations help victims? Some African nations are helping the victims, but it doesn't look as though they are very effect...

**Government**

How did United States help the victims for genocide of Durdar? From what I read the main action that the U.S. has taken is to urge the U.N. to recognize that the situation in Darfur (note spelling) is a genocide and to send U.N. troops to help stop the attrocities. Check these...

**To: SraJMcGin**

Thanks for the help. I really appreciate it. Does this look better? Hola. Me llamo Danilo. Soy de Massachusetts. Tengo catorce años. Mi cumpleaños es el trece de febrero. Mi clase favorita es las ciencias porque es muy interesante. No me gusta la clase de matem&a...

**Geography**

you all got it all wrong you idiots. And you schjool is a dump

**Geography**

you all got it all wrong you idiots. And you schjool is a dump

**Spanish**

Can someone proofread this for me. I know I don't have the accents in- its for a presentation not a paper. Thanks. Hola. Me llamo Danilo. Soy de Massachusetts. Tengo catorce anos. Mis cumpleanos es el trece de febrero. Mi clase favorita es las ciencias porque es muy intere...

**Economics**

Isn't a monopolistic competitor most likely to earn zero economic profits in the long run, due mainly to the assumption of easy entry and exit? I would argue no, a monopolistic competitor is likely to earn economic profits. Almost by definition, a monopolistic competitor e...

**economics**

In long-run equilibrium, the perfectly competitive firm's price is equal to which of the following: short-run marginal cost minimum short-run average total cost marginal revenue all the above I think that it is all the above. Am I correct? I too would go with all of the ab...

**ethnics help**

Im an instructor at Axia and Im letting you know...for your own good: Do not plagiarized...do your own work or you will be expelled.

**imperative sentence**

ulol gshjsakj ldklklf l;fklklb dflgklkb;d kick your usk

**Science**

_______ belief systems play an important role in making decisions about human behavior and concerns please help Ãnd quick This is a very open-ended statement in my opinion. The most natural response to me seems like religious belief systems, but philosophical belief sys...

**Science**

_______ deals with moral values about what is good or bad Please help and quick Probably ethics, but that deals with right and wrong, rights and duties as well as moral values of good and bad, among other concepts.

**Science**

A __________ is a rule that describes the behavuor of something in nature usually without explaining why the behavior occurs Please help and quick! That's two freebies. Give us your feedback on the others and someone will review your work.

**Science**

Scientific knowledge________ as testing procedures and instruments improve please help Ãnd quick! Surely you have notes and/or a text that you can use. Otherwise, we are just searching for the right word out of millions of words. I might guess "improves" or &q...

**Science Help and Quick**

okay Cicilizations advanced to the use of ___________ to measure things observed and developed a scientifiv approach for testing inferences or conclusions What is the ÃNSWER??? please help instruments, perhaps? There isn't much to go on.Punctuation would help some, ...

**Algebra Zero Product Rule**

I'm working with the zero product rule and I've somehow lost my way on a certain problem pattern. (x+8)(x-3)= -30 Is the pattern and the answer in the book says -2 or -3, but when I do the problem... x²+5x-24= -30 x²+5x+6= 0 (x+6)(x-1) x= -6 x= 1 That is how ...

**homework**

jahala is 100 % just took the test (:

**mathamatics**

can i have a list of times tables And your question is? 1> Googal stands for how many zeros after one? 2> Who invented logarithm for fast calculation? what is the product of 9 & 6? How could I work a problem that is: I have a bacteria that replicates every 12.5 minutes a...

**Microeconomics**

Your opportunity cost is the cost of the next best alternative you are forgoing to go skiing. In this case that is work and studying. The trip costs $350 + $60 for skiis + $40 for food. The trip will cost a total of $450. Your opportunity cost is $450 plus what you lose from n...

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