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What is the length (magnitude) of vector (-4,2)
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What is the length (magnitude) of vector (-4,2)

User Gottfried
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1 Answer

4 votes

Answer:

√20 & 2√5

Explanation:

The magnitude of given vector v = √(x^2 + y^2)

√((-4)^2 + (2)^2) = √20 or simplified 2√5

User Jamieb
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