- Plz tell me the integration of y*e^(-y/4)?

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Is this true ?
http://www.newsweek.com/how-will-world-end-another-doomsday-looms-here-what-could-actually-bring-714437? Bacteria that grow best at temperature between 15 c and 45c are termed? In a triangle ABC , a = 90 degree and D is the midpoint of AC . The value of BC square - ND square is equal to ? A curve has a slope of 4x+2 at (x,y) at the point (1,3). What is its equation? Thanks in advance? Why are there so many earthquakes this month? Is this the work of North Korean nukes?