The temperature of a liquid during an experiment can be modeled by the function f(x)=3.8cos(πx20)+2.2 , where f(x) is the temperature in °c and x is the number of minutes into the experiment. what is the lowest temperature the liquid reached during the experiment?

5x−4≥12 or 12x+5≤−4 can you with this problem

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax

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