Which of the following is not a way to determine if a relation is a function?

a.
use the vertical line test on a graph of the relation.

b.
check to see if each input maps to only one output.

c.
there should be no duplicated x-coordinates in the ordered pair set.

d.
determine if the relations’ graph forms a line.

Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.

Acircle has a circumference of 28.36 units what is the diameter of the circle

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)