Mark the tick against the correct answer in the following:

To find: Value of 
We have, 
Applying ![]()
⇒ 
Taking (a - b) common
⇒ 
Applying ![]()
⇒ 
Taking (c-a) common
⇒ 
Expanding along R1
= (b – a)(c – a)[0 – 1(1 – (a – b)) + (b + c)(0)]
= (b – a)(c – a)(-1 + a – b)
= (b – a)(c – a)(a – b – 1)
= (b – a)(ac – bc – c – a2 + ab + a)
= (abc – b2c – bc – a2b + ab2 + ab – a2c + abc + ac + a3 + a2b + a2)
= 4abc
Couldn't generate an explanation.
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