Question: D Question 18 Find the dot product 2v . w. ents v = -61 - 5j, w = 5i - 4j O -20 O 20

D Question 18 Find the dot product 2v . w. ents

D Question 18 Find the dot product 2v . w. ents v = -61 - 5j, w = 5i - 4j O -20 O 20 O -50 ices O -30 hboard D Question 19 Find the angle between v and w. Round your answer to one decimal place, if necessary. v = 9i - 8j, w = 3i - 9j O 39.90 O 15.0 O 29.90 O 5.0

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