Select the three expressions that are equivalent to 9^4 Choose 3 answers

A. 9•4

B.9•9•9•9

C.9^8/9^2

D.(9^2•9^2)^1

E.(9^10/9^8)^2

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

Which diagram shows lines that must be parallel lines cut by transversal?