Suppose that you have $6000 to invest. What would the possible values be for the two options you have when you want to invest for 8 years? (round to the nearest penny)

Need ! give step by step solutions on how to solve number one [tex]\frac{9-2\sqrt{3} }{12+\sqrt{3} }[/tex] number two [tex]x+4=\sqrt{13x-20}[/tex] number three (domain and range) [tex]f(x)=2\sqrt[3]{x} +1[/tex]

Which of the binomials below is a factor of this trinominal? x^2-13+30

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.