etion Status If r(x) = then the numbers of zeros of r(x) hare: ( 1 - e") OA 3 O B. 2 Oco OD. 1 QUESTION 21 You have one type on nut that sells for $2.80/b and another type of nut that sells for 7.10/b. You would like to have 25.8 lbs of a nut mixture that sells for $5. 10/lb. How much of each nut will you need to obtain the desired mixture of nuts A. 15 ibs of the cheaper nut 10.8 lbs. of the expensive nut O B. 12 lbs of the cheaper nut 13.8 lbs. of the expensive nut C. 13.8 lbs of the cheaper nut 12 lbs, of the expensive nut O D. 10 lbs of the cheaper nut 15.8 lbs. of the expensive nut QUESTION 22 Find the sum: -7 + -4+ -1 +...+ 4 (-10 + 3n) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt V Click Save and Submit to save and submit. Click Save All Answers to save all answers. MacBook Pro