Find a· b.
-$$\mathbf { a } = \langle 3,7 \rangle , \mathbf { b } = \langle 3,4 \rangle$$
A) $\langle 9,28 \rangle$
B) $\langle 6,11 \rangle$
C) 19
D) 37

Name: Find a· b. -\[\mathbf { a } = \langle 3,7 \rangle , \mathbf { b } = \langle 3,4 \rangle\] A) $\langle 9,28 \rangle$ B) $\langle 6,11 \rangle$ C) 19 D) 37
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Question

Quizplus · Accepted Answer

The dot product of vectors a and b is calculated as $3 \times 3 + 7 \times 4 = 9 + 28 = 37$.

Find A· B - a=⟨3,7⟩,b=⟨3,4⟩\mathbf { a } = \langle 3,7 \rangle , \mathbf { b } = \langle 3,4 \ranglea=⟨3,7⟩,b=⟨3,4⟩

Find A· B
- $\mathbf { a } = \langle 3,7 \rangle , \mathbf { b } = \langle 3,4 \rangle$