Answer:

Step-by-step explanation:


(combine like terms)

Hope this helps :)
I think it represents a rational number because it isn’t really a real number
Answer:
C - qd
Step-by-step explanation:
qid means four times a day
tid means three times a day
qd means every other day (answer)
qod also means every other day (but since it's not recommended to use this notation, the answer should be qd)
Answer:
No
Step-by-step explanation:
If you simplify 17/8;
You'd get 2 <u>1/8</u>, and that is not proportional to 1/2.