Detailed solution to Problem Set 31 Exercise 3

Question:
Find the area of a parallelogram if two of the vectors along its sides are ⟨−2, 3⟩ and ⟨4, 6⟩.
Solution:
Using the answer to Exercise 1, |‍⟨−2, 3⟩ × ⟨4, 6⟩|‍ = |‍−24|‍ = 24.

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