Mindy and troy combined ate 9 pieces of the wedding cake. mindy ate 3 pieces of cake and troy had 1/4 of the total cake. write an equation to determine how many pieces of cake (c)(c)left parenthesis, c, right parenthesis there were in total.

Is this a polynomial function? i need to know asap

If you answer 2+2 you will get over 80 points

The equatorial radius of earth is approximately 6 × 10^3 km, while the equatorial radius of saturn is approximately 6 × 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.