. Is the relation a function? Why or why not?

{(3, –1), (3, 0), (–3, 4), (3, 8)}

No; three range values exist for domain value 3.
Yes; three range values exist for domain value 3.
Yes; only one range value exists for each domain value.
No; the relation passes the vertical-line test.

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?