Solve 2x² - 4x - 1 = 0 | Quadratic Equation Calculator

Calculate the roots, discriminant, and vertex of the quadratic equation 2x² - 4x - 1 = 0. Step-by-step solution with detailed explanation.

Solve: 2x² - 4x - 1 = 0

Coefficient a

Coefficient b

Coefficient c

Calculate Roots

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How to Solve This Equation

Step 1: Identify Components

• a = 2
• b = -4
• c = -1

Step 2: Apply Quadratic Formula

x = (-(-4) ± √(-4² - 4(2)(-1))) / (2(2))

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