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Gaby002
a fost răspuns

Calculeaza:

(- 5 / 12 - 13 / 20)²×(-1 intreg 13 / 32)

Răspuns :

Ignatovvlad201
(-64/60)²×(-13/32)=(64/60)²×(-13/32)=-64²/60²×13/2 la puterea 5= 2la a12 /(2²×3×5)² ×13/2  la a5= -2 la a8/3²×5² ×13/2 la a5=-2³/15²×13= 13×2³/15²=-13×8 /225=-104/225.