Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If A = 
, show that A 3 = (5A – Ι ) (A – Ι )
Text Solution
Verified by ExpertsThe correct answer is:
A
A = 
; A 3 = 5A 2 – 6AI + I 2
A 2 = 
and A 3 = 
5A 2 – 6A + I = 
= A 3
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