What is the value of b2 4ac for the following equation 2x 2 2x 1 0

By Allen Kazadi

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

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

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