Which of the following relations is a function?

{ (5, - 7), (4, 6), (-3, 8), (5, 9) }

{ (8, - 4), (-4, 8), (-4, - 8), (-8, 4) }

{ (2, 3), (-2, 3), (3, 2), (-3, - 2) }

{ (9, - 1), (-1, 9), (9, 2), (2, - 1) }

Wilson is a plumber, and his coworker Jonathan is an electrician. Wilson charges customers a fee of $126 just to come to their houses and then $3 per minute that he is there.

Write the Pythagorean Theorem How do you find A when B and C are known? How do you find C when B and A are known

A parallelogram has a base of 9 units and of corresponding hieght of 2/3 units. what is the area?

Jelly ate 3 apples. This represents 50% of the bag of apples. How many apples were originally in the bag

Expressions equivalent to 6x+4

Write 2 hundredths as a decimal

Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar (s). Consider the expression below. For (x - 6) (x + 2) to equal 0, either (x - 6) or (x + 2) must equal.

Whats the slope for (2,-3) (5,-4)

All of the edges of a moving box are of equal length. If the surface area is 864 square inches, what is the length; in inches of each edge of the box?

Marcy has a card business for each project that charges a material fee of $40 plus $12.00 for each hour she works what is the minimum number of hours Marcy needs to work on a project to be able to afford a $150 bridesmaid dress for her best friends