Which statement is correct about relations and functions? all relations are functions. all functions are relations. no relations are functions. no functions are relations. find the value of -7 + 3(-12) ÷ (-3). -16 -19 -40 5 if f( n ) = n 2 - n , then f(-4) is -20 20 12 -12

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

Which of the following expressions is equal to 2x^2+8

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online