Rewrite the following using mathematical symbols. a. M is equal to the set whose elements are a, b, and r.
b. The set containing 9 and 11 is equal to the set containing 11 and 9.
c. The set containing 6 and 9 only is not a proper subset of
{5,6,12}

Question 9 of 10 2 points suppose your sat score is 1770. you look up the average sat scores for students admitted to your preferred colleges and find the list of scores below. based on your sat score of 1770, which average score below represents the college that would be your best option? o a. 1790 o b. 2130 o c. 2210 od. 1350