#### Problem Statement: ECE Board April 1990

Solve for the value of “a” in the equation a^8 – 17a^4 + 16 = 0.

- A. ± 2
- B. ± 3
- C. ± 4
- D. ± 5

#### Problem Answer:

The value of “a” in the equation is **± 2**.

Solution:

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