Using exploration data the management of an oil company estimates that over a period of 20 years oil can be pumped from a west texas oil field at a rate given by r(t) = 8t 4t 2 + 7 stone (ins278) – hw32 – clark – (52400) 2 where r(t) is the production rate (measured in hundreds of barrels per year) t years after pumping begins. determine the number of barrels that will be produced during the first 5 years of production.

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

What is the y-coordinate of the solution of the system of equations? [tex]y = 2x + 14 \\ - 4x - y = 4[/tex]y=

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working