Question

please solve this question ✌
I will brainliest your answer ❤❤❤❤❤✡️✡️✡️✡️✡️​

Answer 1

$Refer \: above \: attachment \: for \: your \: \\ answer.$

Step-by-step explanation:

$@BrainlyANSWERER$

Answer 2

it is not necessarily true for matrix algebra that (P+Q)(P-Q) =P²-Q²

see the attachment for further information