What is the value of b2 - 4ac for the following equation? 2x2 - 2x - 1 = 0 -4 12 0

Andrey Tsarev asked Jul 5, 2022

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Andrey Tsarev asked Jul 5, 2022

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21 votes

Answer:

I think you mean the equation is

$2 {x}^(2) - 2x - 1 = 0$

And you must find

$delta = {b}^(2) - 4ac = 4 + 8 = 12$

Ringe answered Jul 11, 2022

by Ringe

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