Question

If the matrix alpha beta gamma minus alpha is that a square is equal to 1 then

Answer 1

Answer:

Step1:

Given

A=[αγβ−α]

A2=I

A2=A.A=[αγβ−α][αγβ−α]

=[α2+βγαγ−αγαβ−αββγ−α2]

=[α2+βγαγ−αγαβ−αββγ+α2]=I

Step2:

[α2+βγαγ−αγαβ−αββγ−α2]=[1001]

α2+βγ=1

βγ+α2=1

⇒1−α2−βγ=0

1−βγ−α2=0

Answer 2

Answer:

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