The angle between i + j and i − j is:
The angle between i + j and i − j is:
- A. 0°
- B. 45°
- C. 90°
- D. 180°
Answer: C) 90°
Explanation: Dot product is zero.
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The angle between i + j and i − j is:
Answer: C) 90°
Explanation: Dot product is zero.
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