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Calculati :
(4/5)^13 : [(4/5 )^2 ]^6 = ??
nu.mi mai amintesc cum ridic fractia la putere
HELP !!!


Răspuns :

( 4 /5 ) ¹³  : ( 4 /5) ¹² = ( 4 /5) ¹³ ⁻ ¹²  = ( 4 /5 ) ¹ = 4 / 5 
(4/5)¹³:[(4/5)²]⁶=(4/5)¹³:(4/5)¹²=(4/5)¹³⁻¹²=(4/5)¹=4/5