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A vector, starting at the origin and going to point (-2,0):

Since there is no y-component, the magnitude is the absolute value of the x component

magnitude = 2

magnitude of a vector = sqrt( X2 + Y2) = sqrt ((-2)2 + 02) = sqrt(4) = 2

where X & Y are the x-component & y-component of the vector.

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14y ago

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More answers

the magnitude of (2,-1) is sqrt5 by the Pythagorean theorem.

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anon

Lvl 10
4y ago
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Q: What is the magnitude of vector -2 0?
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