Determining if u and v are orthogonal.
Finding the angle θ.
Determine if the vectors are parallel /collinear.
100

Find the dot product of u and v. Then determine if u and v are orthogonal.

U= (3,-9,6), v=(-8,2,7)

What is orthogonal?

100

Find the angle θ between vectors u and v to the nearest tenth of a degree.

u=(6,-5,1), v=(-8,-9,5)

What is 88.9 degrees?

100

Determine whether the points are collinear.

(-1,7,7),(-3,9,11),(-5,11,13)

What is not collinear?

200

Find the dot product of u and v. Then determine if u and v are orthogonal.

u=(2,-8,-7), v=(5,9,-7)

What is not orthogonal?

200

Find the angle θ between vectors u and v to the nearest tenth of a degree.

u=(10,0,-8), v= (3,-1,-12)

What is 37.5 degrees?

200

Determine whether each pair of vectors are parallel.

w=(-3/2,3/4,-9/8),z=(-4,2,-3)

What is parallel?

300

Find the dot product of u and v. Then determine if u and v are orthogonal.

u=(11,4,-2), v=(-1,3,8)

What is not orthogonal?

300

Find the angle θ between vectors u and v to the nearest tenth of a degree.

u= -6i+3j+5k, v=-4i+2j+6k

What is 16.6 degrees?

300

Determine whether each pair of vectors are parallel.

m=(2,-10,6),n=(3,-15,9)

What is parallel?

M
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n
u