kingrobb2001 kingrobb2001

04-12-2019
Mathematics

contestada

Select the correct answer.
Solve the following equation for
80x2 + 92x – 84 = 0

Respuesta :

maciel1355 maciel1355

04-12-2019

Answer:

x = 0.6 and x = -1.75

Step-by-step explanation:

80x2+92x−84=0

Use quadratic formula

x = (−b ±√(b2−4ac))/√2a

x = (-92 ± √(35344)) / 160

x = 95/160 and x = -280 / 160

x = 0.6 and x = -1.75

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