How many feet away can the average human smell from?

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}

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?

Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5