Determine the rational roots of 2x^5-11x^4+14x^3-2x^2+12x+9=0. select all that apply. a. 1/2 b. 1 c. 3/2 d. 3 e. 9/2 f. 9 g. -1/2 h. -1 i. -3/2 j. -3 k. -9/2 l. -9

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

Officer brimberry wrote 32 tickets for traffic violations last week, but only 4 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.