The intersection of the two sets is the list of members that appear in both sets. That is {3}.
Your statement is FALSE.
The graph will be as shown in attached figure
1 is in the one-tenths place. If 2 was in this spot, it would be two-tenths.
Here are the place values for the question's given number of 56.123.
5- tens
6- ones
decimal
1- tenths
2- hundredths
3- thousandths
ANSWER:
1 has the place value of C) one-tenth
Hope this helps! :)