2D. In the expansion of :30 I if j : what is the coefficient ofthe term containing a a ib '-' '? (POLE) _ ,3 2 21. Determine the constant term inthe expansion of 3' :3 f . Express in simplest form. _ X _ (POLE) Use the following information to answer the next question. '_1 In the expansion of the binomial :2a _ .- the constant term can be found using the general Illliz _ a term [i . :.. C95" J?" _ The List below shows possible values for 1th: x: and y. 1 E] 4 5 o 2 3 S 8 a I 3 4 6 2 a 9 -a 22. To nd the constant term= The correct values of r]= k: x, and y that must be used are numbered respectively: _ _ _ and _ (POLE) 23. Given that a term in the expansion of x I}! 3' is 2252):]? = determine the numerical value of a. {PC-1.6) -5. Math 304