Which of the following is equivent to 5455 cm3?

a).5455l
b)5.455 l
c)54.55 l
d) 5455 l

The answer is 7.2 how would you put this as money

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).

22 points algebra 1//sum and product of rational and irrational numbers. dont have to do all 4 if could much : )) write an example: 1) how the product of two identical irrational numbers can be a rational number. 2) how the product of two different irrational numbers can be a rational number. 3) write a quotient of intergers that is not a real number. 4) is the set of positive irrational numbers closed for the operation of division? if not give a counter example.