[(¾)^-1 - (1,5)^-1]^-2[(1,25)^-1-∛8/27]^-2=
[4/3 - 10/15]^-2[4/5 - 2/3]^-2=
[20/15 - 1-/15]^-2[12/15 - 10/15]^-2=
(10/15)^-2(2/15)^-2=
225/100 * 225/4 = 2025/16
^-potęga
*-mnożenie
nie jestem pewna czy dobrze
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[(¾)^-1 - (1,5)^-1]^-2[(1,25)^-1-∛8/27]^-2=
[4/3 - 10/15]^-2[4/5 - 2/3]^-2=
[20/15 - 1-/15]^-2[12/15 - 10/15]^-2=
(10/15)^-2(2/15)^-2=
225/100 * 225/4 = 2025/16
^-potęga
*-mnożenie
nie jestem pewna czy dobrze