Evaluate by using . Explain why this works quoting any equations from Section 1.5 that ar...

Evaluate by using . Explain why this works quoting any equations from Section 1.5 that are used. Explain why the answer is necessarily the same as that in Problem 1.

Problem 1

Evaluate by first cubing the binomial and then using Equations (10), (13), (14), and (15) of Section 1.5.