For what value of c will the graphs of y, =, 2 x squared, minus 36 x, + c, and y, =, 2, x minus 9, squared, minus 18 be the same?

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?