Test the following series for convergence by either the Comparison Test or the Limit Comparison Test. [infinity]
Σ (-1)^n/4n
n=1

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?