Question

1. What is the definition of a function in algebra?

2. which one of the sets below is a function? Explain why.
(3,3) (4,4) (5,5) (6,6) (1,6) (2,6) (3,4) (2,8)
3. What is slope-intercept form?
4. In the equation y = -2x + 6 identify the slope and y-intercept
5. what is the slope and equation of a horizontal line and a vertical line?

Answer 1

1 In mathematics, a function is a relation between sets that associates to every element of a first set exactly one element of the second set. ... The symbol that is used for representing the input is the variable of the function (one often says that f is a function of the variable x

2 be more specific and an example is 1|5

1|5

2|10

3|15

4|20 ect.

idk the rest sorry