Robin earned $4,320 in 9 weeks. how much did he earn working a full year? (assume robin worked 50 weeks during the year)

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

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Combine like terms to make a simpler expression 3z+z