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[tex](5 \sqrt{6}) \: la \: puterea \: minus \: 2[/tex]


Răspuns :

Răspuns:

(5√6)^-2 =

5^-2 ×√6^-2=

1/5² × 1/√6²=

1/25×1/6= 1/150

sau

(5√6)^-2=

1/(5√6)²=

1/25×6= 1/150