a9807904161 a9807904161

24-10-2020
Mathematics

contestada

2x^2+5x=(x+1)( x+1)
please solve fast

Respuesta :

NotSmartDilly NotSmartDilly

24-10-2020

Answer:

maybe this is thee answer

Ver imagen NotSmartDilly

Answer Link

laurabaumgart laurabaumgart

24-10-2020

Answer:

x1 = -3,303

x2 = 0,303

Step by step:

2x² + 5x = (x +1)²

2x² + 5x = x² + 2x + 1

0 = x² + 3x - 1

x1 = -3/2 - √(9/4 +1)

x1 = -3,303

x2 = -3/2 + √(9/4 +1)

x2 = 0,303

Answer Link

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