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19-08-2020
Mathematics

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PLZ HELP ME 100 POINT AND BRAINEST Solve the Quadratic Equation X^2 = -8x -7
A. 7, -1
B. -1, -7
C. 8, 1
D. 7,1
E. -8, -1

Respuesta :

BasketballEinstein BasketballEinstein

19-08-2020

Answer:

B. [tex]\displaystyle -1, -7[/tex]

Step-by-step explanation:

[tex]\displaystyle x^2 = -8x - 7 → x^2 + 8x + 7 \\ \\ x^2 + 8x + 7 \\ [x + 1][x + 7]; -1, -7 = x[/tex]

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