Prove part (d) of Theorem 3.5.1. [Hint: First prove the result in the case where w = i =
Chapter 3, Problem 40(choose chapter or problem)
Prove part (d) of Theorem 3.5.1. [Hint: First prove the result in the case where w = i = (1, 0, 0), then when w = j = (0, 1, 0), and then when w = k = (0, 0, 1). Finally, prove it for an arbitrary vector w = (w1, w2, w3) by writing w = w1i + w2j + w3k.]
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer