Question

5. 3
IJ Find the value
of determinat
3/​

Answer 1

Answer:

pls follo.w me

Step-by-step explanation:

Correct option is

A

0

a

ij

=

⎩

⎪

⎪

⎨

⎪

⎪

⎧

0,

1,

−1,

i=j

i>j

i<j

Let A=

⎣

⎢

⎢

⎡

0

1

1

−1

0

1

−1

−1

0

⎦

⎥

⎥

⎤

Now, ∣A∣=

∣

∣

∣

∣

∣

∣

∣

∣

0

1

1

−1

0

1

−1

−1

0

∣

∣

∣

∣

∣

∣

∣

∣

=1−1=0

⇒∣A∣=0