Answer:
one atom of that element
Step-by-step explanation:
For example, F1 means one atom of the element Fluorine
The top left (-5,7)
Middle right (5,1)
I’m not sure how your class works, but usually if they are circled it means you only have to do the circled ones. GCF always stands for greatest common factor
Answer:
Yes.
Step-by-step explanation:
Yes.
Assuming a, b and c are integers (not = 0)
a/b + b/c
= (ac + b^2) / bc which is a rational number.