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Question 2 of 10
What are the solutions of 2x2 - 6x+5 = 0?
2+1
=
3
O A. x=2* orx-25
2211
O B. x-szor x=
3 +
=
3-i
2
2
O C. x = 3+i or x = 3- ;
O D. X = 2+1 or x = 2 - 1

Question 2 of 10 What are the solutions of 2x2 6x5 0 21 3 O A x2 orx25 2211 O B xszor x 3 3i 2 2 O C x 3i or x 3 O D X 21 or x 2 1 class=

Respuesta :

kevinclq0811

Answer:

D

Step-by-step explanation:

Use the general formula of quadratic equation:

[tex]x_{1,2}=\dfrac{-b \pm\sqrt{b^2-4ac} }{2a} = \dfrac{6\pm\sqrt{36-40}}{4}=\dfrac{6\pm2i}{4} = \dfrac{3\pm i}{2}[/tex]

Thus we choose D

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