Question 1:

Find all the rational zeros. Write the answer in exact form.

p(x)=x^4-5x^3+2x^2+10x-8

The rational zeros of p(x):

Question 2:

A one-to-one function is given. Write an equation for the inverse function.

c(x)=5/x-5

c^-1 (x) =

Question 3:

Use the Model A=Pe^rt or A=P(1+ r/n)^nt , Where A is the future value of P dollar invested at interest rate r compunded continuousely or n times per year for t years.

If $9000 is invested in an account earning 5.5% interest compounded continuously, determine how long it will take the money to triple. Round to the nearest year.

It will take approximately _________ years.