Three of four numbers have a sum of 38. if the average of the four numbers is 9, what is the fourth number?

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Find the quotient with the restriction.