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Find A· B
- a=⟨1,−2⟩,b=⟨−3,4⟩\mathbf { a } = \langle 1 , - 2 \rangle , \quad \mathbf { b } = \langle - 3,4 \rangle

Question 33

Multiple Choice

Find a· b.
- a=⟨1,−2⟩,b=⟨−3,4⟩\mathbf { a } = \langle 1 , - 2 \rangle , \quad \mathbf { b } = \langle - 3,4 \rangle


A) ⟨−2,2⟩\langle - 2,2 \rangle
B) −5- 5
C) −11- 11
D) ⟨−3,−8⟩\langle - 3 , - 8 \rangle

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