Find A· B
- $$a = 6 \mathbf { j } , \quad b = i + 5 j$$

question 191

Multiple Choice

Find a· b.
- $$a = 6 \mathbf { j } , \quad b = i + 5 j$$

• A) \(\langle 1,30 \rangle\)
• B) \(- 30\)
• C) \(\langle 0,30 \rangle\)
• D) 30

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