Yes 1.999 is an <span>irrational number</span>
Answer:

Step-by-step explanation:
Given

Required
Solve

Split:
and
Collect Like Terms
and 
and 
Combine

Answer:
Step-by-step explanation:
{0, -8, -16, -24,...} here you add -8 each time so the rule is

the 71 term is

4 terms, degree of 2
The terms is the amount of “numbers” you have, which is 4
The degree is the highest power, which is x^2
Answer:
option c
Step-by-step explanation:
c doesnt follow a pattern