Respuesta:
4
Explicación paso a paso:
√100 - √25 = 10 - 5 = 5
√81 - √4 = 9 - 2 = 7
√121 - √49 = x
11 - 7 = x
4 = x
x = 4
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Respuesta:
4
Explicación paso a paso:
√100 - √25 = 10 - 5 = 5
√81 - √4 = 9 - 2 = 7
√121 - √49 = x
11 - 7 = x
4 = x
x = 4