Vector products

There are 5 NRICH Mathematical resources connected to Vector products
Cross with the Scalar product
problem

Cross with the Scalar product

Age
16 to 18
Challenge level
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Explore the meaning of the scalar and vector cross products and see how the two are related.
Quaternions and Reflections
problem

Quaternions and Reflections

Age
16 to 18
Challenge level
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See how 4 dimensional quaternions involve vectors in 3-space and how the quaternion function F(v) = nvn gives a simple algebraic method of working with reflections in planes in 3-space.
Walls
problem

Walls

Age
16 to 18
Challenge level
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Plane 1 contains points A, B and C and plane 2 contains points A and B. Find all the points on plane 2 such that the two planes are perpendicular.
V-P Cycles
problem

V-P Cycles

Age
16 to 18
Challenge level
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Form a sequence of vectors by multiplying each vector (using vector products) by a constant vector to get the next one in the seuence(like a GP). What happens?