#### Problem Statement: EE Board March 1998

Given the 3-dimensional vectors:

A = i(xy) + j(2yz) + k(3zx)

B = i(yz) + j(2zx) + k(xy)

Determine the magnitude of the vector sum |A + B| at coordinates (3, 2, 1).

- A. 32.92
- B. 29.92
- C. 27.20
- D. 24.73

#### Problem Answer:

The magnitude of the vector sum |A + B| at coordinates (3, 2, 1) is **29.92 units**.

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