lbkegley
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Select the two values of x that are roots of this equation.
x2 + 2x- 6 = 0
A. X= -1 - 7
B. x= -1+ 7
C. x = -1 - 2-17
2
D. x = -1 + 2-17

Respuesta :

Answer:

x = 2, -3

Step-by-step explanation:

[tex]x^2 + 2x- 6 = 0\\=>x^2 +3x - 2x- 6 = 0\\=>x(x+3) - 2(x +3) = 0\\=> (x-2)(x+3) = 0\\\\[/tex]

(x-2)  = 0     or (x+3) = 0

x = 2  or x = -3

Thus, two values of x are x = 2, -3

Note: The options given are incorrect.

vultude

Answer:

a and b.

Step-by-step explanation:

i’m assuming that the 7 is square root of seven.

ap3x verified

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