Okay so im taking this online math class and i dont know how to do these so can someone me

which of the following sequences is not arithmetic?

1, 2, 3, 4,
2, 4, 6, 8,
0, -2, -4, -6,
1, 4, 9, 16,

a sequence has a second term of 1 and a common difference of -3.

the fifth term of the sequence is

-11
-8
-5
10

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2