Write an iterated triple integral in the order dz dy dx for the volume of the tetrahedron cut from the first octant by the plane StartFraction x Over 2 EndFraction plus StartFraction y Over 9 EndFraction plus StartFraction z Over 3 EndFraction equals 1 .

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)