jada3190 jada3190

09-04-2020
Mathematics

contestada

Solve the quadratic equation.

8x2 + 16x + 8 = 0

A) 1
B) -1
C) 1 and 8
D) 1 and -1

Respuesta :

kyawcpyae kyawcpyae

10-04-2020

Answer:

D 1 and -1

Step-by-step explanation:

[tex]8 {x}^{2} + 16x + 8 = 0[/tex]

divided by 8

[tex] {x}^{2} + 2x + 1 = 0[/tex]

(x+1)(x+1)=0

so x=+-1

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