How do three planes intersect at one point?

If g(x) is an odd function, which function must be an even function?

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

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that