Math, asked by nithingoud668, 26 days ago

if A=[ 1 3] then the determinant A square -
[2 1] 2Ais see the picture ​

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Answers

Answered by MysticSohamS
1

Answer:

hey here is your answer

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Step-by-step explanation:

so first solve this determinant

after solving it we get

A=-5

so thus then

A²-2A

=(-5)²-2×(-5)

=25-(-10)

=25+10

=35

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