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Applications of Dot Product

Calculate the...

Question

Calculate the scalar product of the following vectors.
Given two vectors $a = {- 1, 1, 1} a n d b = {2, 0, 1} .$ Find the vector x if it is known that it is coplanar with the plane of the vectors a and b, is perpendicular to the vector $b, a n d a x = 7.$

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Solution

$x = - 3 / 2, 5 / 2, 3$

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Applications of Dot Product

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