The average value of a function f over the interval (-1,2] is -4and the average value of f over the interval (2,7] is 8. What is the average value of f over the interval (-1,7) ?

What is the y-intercept of the line given by the equation

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

The function models the number of accidents per 50 million miles driven as a function