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√7^-2
URGENTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT

Răspuns :

Explicație pas cu pas:

( √7 )⁻² = 7⁻¹ = 1 / 7

Bsorin578

√7^-2= 1/√7^2= 1/7 .......

Raspuns: [tex]\frac{1}{7}[/tex]

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