Tuesday
May 21, 2013

# Posts by lin

Total # Posts: 69

Calculus
the weird symbol is pi

Calculus
I'm confused. When I wrote it out by hand, I got: ð(3ln(9)-6ln(3)+6)-(ln(1)-2ln(1)+2) ð(ln(93)-ln(36)+6)- 2 (since ln(1)=0) ð(ln(729)-ln(729)+6)-2 6ð-2

Calculus
Can someone solve this integral for me? My calculator just gives me a decimal approximation but I need an exact number. Thanks! :) pi[{3ln(3)^2 - 6ln (3) + 6} - {ln(1)^2 - 2 ln(1) + 2}]

AP chem
is there anyway that i could also get help with the chemistry problem that eric posted?

chemistry
Is NH4+ a polar or nonpolar bond?

physics
The path of a projectile fired at a 30 degree angle to the horizontal is best described as 1.parabolic 2.linear 3.circular 4.hyperbolic

science
How does the eruption of volcanoes effect the enviornment, climate, water cycle, animals and plants? Thank you for using the Jiskha Homework Help Forum. Please visit the following: 1. http://volcano.und.edu/vwdocs/frequent_questions/top_101/Effects/Effects1.html 2. http://volc...

social studies
can you explain the slave trade and the 3/5 th compromise to me? what states were involved in this trade? http://www.aaregistry.com/african_american_history/552/The_ThreeFifths_compromise http://wiki.answers.com/Q/What_is_the_Three-fifths_compromise http://www.justicelearning....

Math
I cannot solve this pattern! 1,1,4,3,9,6,16,10,25,15 HINT: two different patterns are intertwined BIGGER HINT: only look at every other number This is a conjured up sequence not identifiable by any recursion formula. The first sequnece is 1 4 9 16 25 36 48... and the second th...

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