(b c) (c a) = - Vidyadip

MCQ

$(b \times c) \times (c \times a) = $

A
$[b\, c \, a] a$
B
$[c\, a \, b] b$
✓
$[a\, b \, c] c$
D
$[a \, c\, b] b$

✓

Answer

Correct option: C.

$[a\, b \, c] c$

c
(c) $(b \times c\,.\,a)c - (b \times c\,.\,c)a = [b\,c\,a]c - 0 = [a\,b\,c]c$.

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