Let u = {5,-12} and let c = -3. What is ll cu ll

asked Feb 27, 2023 63.4k views

25 votes

by Nadu

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14 votes

Answer:

D) 39

Explanation:

$||\text{c}\bold{u}||=||3\langle5,12\rangle||=||\langle3*5,3*12\rangle||=||\langle15,36\rangle||=√(15^2+36^2)=√(225+1296)=√(1521)=39$

Carlos Nunes answered Mar 4, 2023

4.5k points

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