MULTIPLE CHOICE. Please show your work and choose the one alternative that best completes the stateme answers the question. Write the first four elements of the sequence. n+l 3n-1 1) 1 1 3 2 3' 2' 4'3 3 1 5 '5' 2' 11 5' 2 B) In (n + 1 2) A) in2, ln 3 ln/i hs 8 27 64 R In 2 In3 In4 In5 )827 64 81 In 2 In 3 In 4 8 27 64 In 2 In 3 In 4 D) 0, 27,64,81 A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the seq 3) a1 = 1, an-1 = a n A) 1,3,5,7,9 B) 1, 2, 4,8, 16, 32 C) 1, 2, 4,8,16 Find a formula for the nth term of the sequence. 4) 7,8,9,10, 11 (integers beginning with 7) B)an = n + 8 C) an n-7 D)an = n + 6 A)an = n + 7