Find the direction angles of the given vector, rounded to the nearest degree.

i3jk

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Three vectorsu,v, andware given.

u=ij+k,v=j+k,w=i+j+k

(a) Find their scalar triple productu(vw).

(b) Are the vectors coplanar?

Yes

No

If not, find the volume of the parallelepiped that they determine. (If the vectors are coplanar, enter 0.)