Hi! i just need with the last problem, number 12. i did all of the rest. reply asap, you!

Order the numbers in each list from least to greatest. −4, 1, −6, 2 a. −4, −6, 1, 2 b. −6, −4, 1, 2 c. −6, 2, 1, −4 d. 1, 2, −6, −4me!

41/2 - 1 1/3 what is the answer as a fraction?

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0