Question

Error Analysis deena says that 2.78778777 is a rational number. Elijah disagrees and says the number is irrational. Decide who is correct and what might likely cause one of them to make the error.

Who is​ correct? What might likely cause one of them to make the​ error?
A.
Both deena and elijah are correct. Numbers like this one are both rational and irrational.
B.
elijah is correct. deena may see 2.78778777 as showing a repeating pattern.
C.
deena is correct. elijah may see 2.78778777 as not a repeating pattern .
D.
Neither is correct. The number cannot be classified as rational or irrational.

Answer 1

the answer is B.

Explanation:

2.78778777 is an irrational number because it has endless numbers, and a irrational number can't be put as a fraction like rational numbers can.

hope this helps! sorry if i am incorrect! best of luck!! <3