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Maths-

General

Easy

Question

If A = $open square brackets table row i 0 row 0 cell negative i end cell end table close square brackets$ , B = $open square brackets table row 0 cell negative 1 end cell row 1 0 end table close square brackets$ and C = $open square brackets table row 0 i row i 0 end table close square brackets$ , then A² = B²=C² =

I²
I
– I
2 I

The correct answer is: – I

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