Math, asked by tushar818816, 2 months ago

please give the answer bro

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Answered by minishatangudu

1

Hope!!! it may helps you...

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Answered by saloniborade7

5

Answer:

$2 {x}^{2} - x - 2 \\ if \: x = ( - 1) \: then \\ 2 {( - 1)}^{2} - ( - 1) - 2 \\ = 2(1) + 1 - 2 \\ = 2 + 1 - 2 \\ = 1$

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