Odpowiedzi

2009-11-24T21:34:50+01:00
[(3ab³)*(3ab¹)⁴]:[(3ab⁵)²:(3ab³)²]=[3⁵a⁵b⁷]:[3⁰a⁰b⁴]= 3⁵a⁵b³
2009-11-24T21:43:13+01:00
[(3ab³)*(3ab¹)⁴]:[(3ab⁵)²:(3ab³)²]= [3ab²*3ab⁴]:[3ab²:3ab⁴]=
=9a²b⁶:(-b²)= 9a²