If |a| = 5, |b| = 12 and a·b = 60, then θ equals:
If |a| = 5, |b| = 12 and a·b = 60, then θ equals:
- A. 0°
- B. 30°
- C. 60°
- D. 90°
Answer: A) 0°
Explanation: cosθ = 60/60 = 1.
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If |a| = 5, |b| = 12 and a·b = 60, then θ equals:
Answer: A) 0°
Explanation: cosθ = 60/60 = 1.
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