Rozwiąż:
A) 2* (0,3)^-1 / 4*8^2/3 - 12*27^-1/3
B) [(6-20^1/2)1/2 - (6+20^1/2)1/2]2
C) 625^0,25- 1,5*100^3/2 + 0,25^-2,5
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A) 2* (0,3)^-1 / 4*8^2/3 - 12*27^-1/3= 2*(-1,49)*8^2/3 - 12*27^-1/3=(-2,98)*3,94-11,94=-0,1988
B) [(6-20^1/2)-(6+20^1/2)]=[1,52-10,47]=-8,95
C) 625^0,25- 1,5*100^3/2 + 0,25^-2,5=5-1,5*1000+(-2,25)=- 1497,25