natashamartinez25 natashamartinez25

07-07-2022
Mathematics

contestada

Select the correct answer. What is one root of this equation? 2x^2-4x+9

Respuesta :

kevinkevyham kevinkevyham

07-07-2022

Answer:

1±i sqrt(7/2)

Step-by-step explanation:

For this equation you would need to use quadratic formula: x=(-b+-square root b^2-4ac)/2a

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hashimzahid2008 hashimzahid2008

07-07-2022

Answer:the answer is option E (see pic)

Step-by-step explanation:

One root would be: x =(4-√88)/-4=1+1/2√ 22 = 1.345

Answer Link

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