For question 16, find the average rate of change for a quadratic function,
16. these tables represent a quadratic function with a vertex at (2, -1). what is
the average rate of change for the interval from x = 7 to x = 8?
interval
average rate
of change
3
8
15
2 to 3
3 to 4
4 to 5
5 to 6
vlow
6

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit