ethayer
 Name:
 Evan Thayer
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Most Active Subjects

 Questions Asked
 6
 Questions Answered
 16
 Medals Received
 7

 Questions Asked
 17
 Questions Answered
 13
 Medals Received
 5

 Questions Asked
 6
 Questions Answered
 16
 Medals Received
 7

 Questions Asked
 17
 Questions Answered
 13
 Medals Received
 5

0 
Questions Answered

ethayer:
Group Title
After the appropriate substitution, the integral of 1/(x sqrt(x^2+1)) dx becomes _____?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

ethayer:
Group Title
I can't seem to get a value for the area between these two polar curves: 2+sin(theta) and 3sin(theta)
Area = .5 * Integral of (r^2 * dthe…
 updated one year ago
 16 replies
 No Medals Yet
Mathematics

ethayer:
Group Title
I can't seem to get a value for the area between these two polar curves: 2+sin(theta) and 3sin(theta)
Area = .5 * Integral of (r^2 * dthe…
 updated one year ago
 12 replies
 No Medals Yet
Mathematics

Bweezy5:
Group Title
which values are solutions to the inequality of X^2 > 25
 updated one year ago
 2 replies
 1 Medal
Mathematics

jennyjewell25:
Group Title
Find a quadratic model for the set of values.
(–2, –20), (0, –4), (4, –20)
…
 updated one year ago
 5 replies
 2 Medals
Mathematics

darkmare:
Group Title
use the graph below to answer the following questions
http://img.photobucket.com/albums/v329/darkmare/6BXOEFIYK1041695setAssignment8prob2…
 updated one year ago
 11 replies
 No Medals Yet
Mathematics

musiclover777:
Group Title
The successive ionization energies for an unknown element are listed below. To which family in the periodic table does the unknown element l…
 updated one year ago
 6 replies
 4 Medals
Mathematics

ethayer:
Group Title
Balanced equation for the following reactions:
1) Ca5(PO4)3OH (s) + CH3COOH (aq) >
2) Pd (s) + HBr (aq) >
…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Amelia.Watts3412:
Group Title
Match the following with the correct description.
A. Items follow an order in storing and retrieving values in the collection.
…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

mustanggrandmomma:
Group Title
Solve this equation: x+2+9 is less than or equal to 16
 updated one year ago
 9 replies
 No Medals Yet
Mathematics

erniellyd28:
Group Title
9/14  1/7

9/14 + 1/7
 updated one year ago
 78 replies
 No Medals Yet
Mathematics

dddan:
Group Title
please help!;
Assuming additivity of volumes, what is the concentration of KBr(in moles/L) in a solution prepared by mixing 2.50x10^2 of 0.…
 updated one year ago
 20 replies
 1 Medal
Mathematics

Mvdcookie:
Group Title
The penny weighs 2.5grams, the nickel weighs 5 grams and the dime weighs 2.268 grams. If you have eight pennies, four nickels and six dimes …
 updated one year ago
 1 reply
 1 Medal
Mathematics

Kebelyn:
Group Title
Which element has the most similar chemical properties to arsenic?
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

AshleyW:
Group Title
Waste water from certain industrial chemical processes contains aqueous ions. Since the mercury ion is toxic, it is removed from the waste w…
 updated one year ago
 2 replies
 1 Medal
Mathematics

ethayer:
Group Title
determine if this is convergent or divergent? If convergent, find the value.
integral (from 0 to infinity) of e^x / (e^2x + 3)
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

santaowl:
Group Title
How is this equation balanced?
HClO + Mg(OH)2 = Mg(ClO4)2 + H2O
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Summer_Joy9403:
Group Title
write balanced ionic equations for the following reactions aqueous hydrochloric acid is neutralized by aqueous magnesium hydroxide
 updated one year ago
 1 reply
 1 Medal
Mathematics

russiandancer16:
Group Title
Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases, such as (l) or (aq), are optional.
 updated one year ago
 2 replies
 1 Medal
Mathematics

ethayer:
Group Title
derivative of x^sqrtx?
 updated one year ago
 19 replies
 3 Medals
Mathematics

ethayer:
Group Title
integral of x/(x^4 + 25)
 updated one year ago
 19 replies
 3 Medals
Mathematics

ethayer:
Group Title
how do I simplify sqrt(1cos^2(2x))? I think I should get sin(2x)
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

ethayer:
Group Title
derivative of arcsin(cos(2x))
is this chain rule?
 updated one year ago
 7 replies
 1 Medal
Mathematics

saracanada:
Group Title
Add.
…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

ebydaqueen17:
Group Title
a nutritionist finds that a large order of mc donalds fries has more fat than a quarter pounder. the fries have 4 more grams than 3 times th…
 updated one year ago
 6 replies
 1 Medal
Mathematics

chelseeirene:
Group Title
how many grams of a 32% potassium sulfate solution would contain 292.2 g potassium sulfate? I need help with this and the answer has to be i…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

tanner123456789:
Group Title
28.50 g sample of a compound of carbon, sulfur, hydrogen, and oxygen is burned. 35.25 g CO2 and 14.65 g SO2 are produced. Analysis for hydro…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

enya.gold:
Group Title
What happens to the temperature during the time when ice is still present in the water? What happens to the temperature after all of the ice…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Ashley1593:
Group Title
An organic compound containing only C, H, and possibly O was subjected to combustion analysis. A
sample weighing 0.4119 g yielded 0.666 g …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

bmelyk:
Group Title
Redox Reactions: Express answer as a chemical equation, identify all the phases in answer.
 updated one year ago
 6 replies
 No Medals Yet
Mathematics
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