Question

hii plzz.. help me with this q❤❤
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Answer 1

hey mate

let

alpha=x,

given here

|A|=4

so,

1(12-12)-x(4-6)+3(4-6)=4

=>2x-6=4

=>2x=10

=>x=10/2

=>x=5

so, your answer will be option number (c)

I Hope its helps u.

@abhi.❤❤.

Answer 2

Step-by-step explanation:

|adj A |= |A|^2

|adj A | = 16

1(12-12)- a(4-6) + 3(4-6) = 16

0 + 2a - 6 = 16

a = 11

a means alpha ...