Evaluate the following expression
7^0

Which expression is equivalent to 2x^2+7x+4?

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265

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?