Given that bc = 7, ab = 22.6, and point c is between a and b, what is the length of ? a.22.6 b.15.6 c.29.6

Find the roots of the equation below. x^2 - 6 + 9 = 0

If you are just building your payment history, how many points from a perfect score will you possibly miss?

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?