DVDs are on sale for $24 each. Which expression can be used to find the cost in dollars of buying 4 DVDs? Group of answer choices

(4 + 20) x (4 + 4)

(4 x 20) x (4 x 4)

(4 x 20) + (4 x 4)

( 4 + 20) + (4 + 4)

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?

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