Sunday

February 26, 2017
Total # Posts: 146

**Algebra**

In 1993, the life expectancy of males in certain countires was 62.3. In 1999, it was 66.1 years. Let E repesent the life expectancy in year t and let t represent the number of years since 1993. The linear funtion that fits the data E(t) =

*March 20, 2011*

**english**

Very is the adverb. How fearful? VERY fearful

*February 15, 2011*

**algebra**

noone knows the answers ?

*February 12, 2011*

**Chemistry**

q=mcdeltaT =.10g*2.087j/g*k*(273.15+10)-(-75+273.15) =.10g*2.087j/g*k*(283.15k-198.15k) =17.74J

*October 20, 2010*

**physics**

the answers are supposed to be in m/s^2

*October 13, 2010*

**physics**

A space shuttle is launched from rest. It takes 8.00s to reach 165km/h , and at the end of the first 1.00 min its speed is 1650km/h . a) what is the avg. acceleration in (m/s2) during the first 8.00 seconds? b) what is the avg. acceleration in (m/s2) between the 8.00 seconds ...

*October 13, 2010*

**Physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?

*October 7, 2010*

**Physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?

*October 7, 2010*

**Physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?

*October 7, 2010*

**french**

complete the following sentences withthe appropriate articles. le,la,l;,les est-ce que tuas------disques? -----etudiante parle avec le professeur

*October 6, 2010*

**physics**

where did u get 105,000 m/h from?

*September 8, 2010*

**Math**

Solve for x in terms of p and q if p^2x=x-(2p-1)/p. How would I do this if this if there is no q? I think that someone made a typo on the problem and if that is so how would I solve it for just p?

*September 7, 2010*

**Math**

Simplify the expression csc@cos@tan@. What is the best way to solve this?

*September 5, 2010*

**Math**

Im not sure where to begin on this problem: g(x)= -492x^3-492x^2+308x-5 What are the only possible integer roots of g?

*September 5, 2010*

**geometry**

find the radius of the circle inscribed in a triangle whose sides are 15cm, 17 cm and 8cm?

*June 8, 2010*

**Chem**

Which salt has the highest molar solubility in pure water? Cd(OH)2, Fe(OH)2, PbCrO4, CdCO3, Mn(OH)2

*May 3, 2010*

**economics**

a monopolist, has a total cost curve given by TC = 5Q + 15. He sets two prices for his product, a regular price, PH, and a discount price, PD. Everyone is eligible to purchase the product at PH. To be eligible to buy at PD, it is necessary to present a copy of the latest ...

*January 8, 2010*

**physics**

there is no masses or spring constants and yes one block is on top of the other, thank you for the help!

*November 25, 2009*

**physics**

The two blocks in the figureoscillate on a frictionless surface with a period of 1.7s . The upper block just begins to slip when the amplitude is increased to 38cm . What is the coefficient of static friction between the two blocks?

*November 25, 2009*

**math**

║████║░░║████║████╠═══╦═════╗ ╚╗██╔╝░░╚╗&#...

*October 28, 2009*

**Intergovernmental Relations**

I am doing a paper on the balance of power between federal local and state governments in the even of a national disaster. One of the questions posed to me was Should the federal government's superior financial resources supersede concerns about overcentralization. I feel ...

*March 31, 2009*

**Quantitative Methods**

i used the site (thx a bunch) but after i get the area i am confused as to how i get the final answer? the area for b is .066807 but i am not sure what to do next

*March 19, 2009*

**Quantitative Methods**

The monthly income of residents of Daisy City is normally distributed with a mean of $3000 and a standard deviation of $500. a. What is the random variable? b. The mayor of Daisy City makes $2250 a month. What percentage of Daisy City's residents has incomes that are more ...

*March 19, 2009*

**Quantitative Methods**

thx that really helped, however for c i thought it was mutually exclusive so i added the two probabilities .25 and .35. i didn't realize that i needed to include the rejection percentage.

*March 19, 2009*

**Quantitative Methods**

Assume you have applied to two different universities (lets refer to them as Universities A and B) for your graduate program. In the past 25% of students (with similar credentials as yours) who applied to University A were accepted, while University B accepted 35% of the ...

*March 19, 2009*

**Quantitative Methods**

thx for your help, i had that for a but for b i use p(a) = 1-p(b) and for c i used P(a or b) = .25 + .35 = 60 and for d i caluculated that p(a): 1-.25 =.75 p(b): 1-.35 = .65 then i multiplied the two .75*.65=.4875 = 48.75% I really appreciate your assistance

*March 18, 2009*

**Quantitative Methods**

Assume you have applied to two different universities (lets refer to them as Universities A and B) for your graduate program. In the past 25% of students (with similar credentials as yours) who applied to University A were accepted, while University B accepted 35% of the ...

*March 18, 2009*

**chemistry**

DBEAC is the ANSWER!

*March 16, 2009*

**ALGEBRA PLEASE HELP?!!**

x+y=670 7x+5y=3740 __________ -7x-7y=4690 -2y=-900 y=450 i don't get this at all, can somebody please explain? thanks(:

*February 9, 2009*

**math algebra please help!**

my teacher: me: (1) x+y=670 " ? " (2) 7x+5y=3740 somebody please __________ explain this to me (1) -7x-7y=4690 step by step, thanks:) -2y=-900 y=450

*February 9, 2009*

**math, algebra please help!**

-7x-7y= 4690

*February 9, 2009*

**math**

factor 100x^2 - 81

*October 2, 2008*

**Math**

Write 9+7 as a sum of three numbers, two of which add to 10.

*September 23, 2008*

**10th grade**

wats a abstract noun for these: 1.quaterback 2.scream 3.perfume 4.pepper 5.bruise 6.dog 7.binoculars 8.teeth 9.lamb 10.book

*August 27, 2008*

**Intro to Probability**

bv

*February 17, 2008*

**history**

how did king leopold develop his image as a great humanitarian leader?

*October 30, 2007*

**History**

How did King Leopold develop his image as a great humanitarian leader?

*October 30, 2007*

**History**

colonialism in the congo: Conquest, conflict and commerce study guide part 2

*October 30, 2007*

**History**

why did leopold want to defeat the swahili traders in the eastern areas?

*October 30, 2007*

**math**

Let A= [7 -4 4] [-4 5 0] [4 0 9] a) Orthogonally diagonalize A b) Use answer from a) to construct a spectral decomposition for A. c) Suppose that x=[1 2 1] and let u be the eigen vector from a) corresponding to the largest eigen-value of A. If W=Span {u}, then use b) to ...

*July 28, 2007*

**math,algebra**

I have been trying to understand why they are important now for hours and I only get more confused as i go

*December 27, 2006*

**Algebra**

Using the index of a series as the domain and the value of the series as the range, is a series a function? Include the following in your answer: Which one of the basic functions (linear, quadratic, rational, or exponential) is related to the arithmetic series? Which one of ...

*October 29, 2006*

**Eth125**

Clearly nothing has changed since 2007 cause I'm looking for help for the same question and it's now June 2010. Geez!

*July 20, 2006*