A triangle is translated by using the rule (x, y) → (%-4,9+1), which describes how the figure is moved? four units left and one unit down four units left and one unit up one unit right and four units down one unit right and four units up

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