Update question.ts

Author: ryangchung

src/content/questions/comp2804/2018-fall-midterm/7/question.ts

@@ -6,10 +6,10 @@ Consider 5-element subsets $\{x_1,x_2,x_3,x_4,x_5\}$ of the set $\{1,2,3,\dots,1
 		How many such subsets have the property that $x_3 = 7$?
 `;
 
-const label1 = "${6 choose 2} \cdot {10 choose 2}$";
-const label2 = "${6 choose 2} \cdot {9 choose 2}$";
-const label3 = "${7 choose 2} \cdot {10 choose 2}$";
-const label4 = "${7 choose 2} \cdot {9 choose 2}$";
+const label1 = "${6 \choose 2} \cdot {10 \choose 2}$";
+const label2 = "${6 \choose 2} \cdot {9 \choose 2}$";
+const label3 = "${7 \choose 2} \cdot {10 \choose 2}$";
+const label4 = "${7 \choose 2} \cdot {9 \choose 2}$";
 
 export const question: MultipleChoiceQuestion = {
   body: body,