Make some guesses about how you think changes to the function rules of each of the trig functions might affect their graphs. (for example, how would a graph of sin (x−h) differ from the graph of sin⁡ x? or, how might the graph of a cos ⁡x differ from the graph of cos⁡ x? )
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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