Which polynomial is prime?

7x2  –  35x  +  2x  –  10

9x3  +  11x2  +  3x  –  33

10x3  –  15x2  +  8x  –  12 

12x4  +  42x2  +  4x2  +  14

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

Arace is 10 kilometers long.markers will be placed at the beginning and end of the race course and at each 500 meter mark.how many markers are needed to mark the course for the race?