Answer:
D - All rational numbers are integers.
Step-by-step explanation:
This is because integers is a subcategory of rational numbers, so there are other rational numbers that aren't integers.
1572/6 = 262 which is an integer so x could be 2
X could also be 8 because 1578/6 is 263
Express in simplest a+bi form: Square root of 1b + Square root of -1b

Lets simplify 
We know 

We cannot simplify 


So a + ib form is 
Answer:2
Step-by-step explanation;
C is the answer look at the way I. form is