T−4t
2
+2t
3
t, minus, 4, t, squared, plus, 2, t, cubed
What is the degree of the polynomial?

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

What is perpendicular to y=-1/2x+11

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?