QUESTION 18 There are 10 kids on the math team. Two kids will be selected from the team to compete in the state competition. How many ways are there to select the 2 competitors? OP(10,2) O C(10,2) O C(10:4) OC(8,2) esc QUESTION 19 Expand the summation and simplify for n=9: Click Save and Submit to save and submit. Click Save All Answers to save all answers. a 2 lip A # # 3 $ 4 % do & 5 6 7 8 K tab Q W E R T Y U 77 os lock fn lock A Z S D F G H K C V N M K fn alt 10 insert L P alt