Mark the tick against the correct answer in the following:

Question

Philoid · Accepted Answer

To find: Value of

We have,

⇒

Taking 2 common from R₂

⇒

Taking 6 common from R₃

⇒

Applying

⇒

Applying

⇒

Expanding column 1

⇒ 12 [1{(1)(14)-(6)(2)}]

⇒ 12 [1{(14)-(12)}]

⇒ 12[2]

⇒ 24