If the function f(x)= 2(x+1)²-1 is invertible, over what interval could the domain of f(x) be restricted? A. (-∞, -1)
B. (-∞, ∞)
C. (-∞, 0)
D. (-∞, 1)

At which value in the domain does f(x) =0?

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

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