What are the roots of the equation 9x2
42x + 50 = 0 in simplest a + bi form?

How many zeros does the function f(x)=4x3-x2+1 have

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

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?