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## Homework Statement

a(v), b(v) and c(v) are three vectors. if a(v) x b(v) = c(v) and b(v) x c(v)= a(v)

Show that b(mod)= 1 and a(mod)=c(mod) and the three vectors are mutually perpendicular.

(v) denotes vector and (mod) denotes magnitude.

**2. Homework Equations [/]**

NA.

Got some of it.Need a bit more explanation.

NA.

## The Attempt at a Solution

Got some of it.Need a bit more explanation.