What process do you use to find the percent change of a quantity

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

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