spencerb59
spencerb59 spencerb59
  • 06-01-2017
  • Mathematics
contestada

Solve x²-121=0
Answer choices
0
-11
11
11,-11

Respuesta :

Аноним Аноним
  • 06-01-2017
answer is 11,-11

x²-121=0
x²- 11²=0
(x +11)(x-11) = 0
x + 11 = 0 then x = -11
x - 11 = 0 then x = 11
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21hendlill
21hendlill 21hendlill
  • 07-04-2021

Answer:

D) 11,-11

Step-by-step explanation:

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