college math for teachers
posted by Sueann .
Use the following sets to complete the givien statements in as many ways as possible.
a= a,b,c,d
b= e,f
c=b,a,c,d
d= 1,2,3,4
A. Sets _ and _ are not equivalent and not equal
B. Sets _ and _ are not equivalent but are equal.
C. Sets _and _ are equivalent but not equal
D. Sets _ and _ are equivalent and equal.
I just need you to check my answers.
A. A,b
B. impossible because all equal sets are equivalent
C. C,D
D. A,C
Do I have these right thanks

D is right, equivalent and equal
C is right, equivalent, but not equal
B correct. Has to be equivalent before it can be equal
A correct, but other answers are b,c or b,d 
Thanks I was hopeing I understood this right thanks again