Which of the following are square roots of the number below? check all that apply.
400
a) 400^1/2
b) 40
c) -20
d) 10
e) 20
f) -400^1/2

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

Acompound inequality is graphed, and its graph consists of all real numbers. which open scentence could have resulted in this solution set r> 3 or r< -2. r< 3 or r< -2. r> 3 or r> -2. r< 3 or r> -2 plz asap