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³√343/8 - (1 + ½)²
7/8 - ((2 + 1)/2)²
7/8 - (3/2)²
7/8 - 9/4
(7.4 - 8.9)/(8.4)
(28 - 72)/32
-44/32
-22/16
-11/8
b)
(3/4 - 1/12)³ + ³√312/729
(-32/48)³ + ³√312/729
(-16/24)³ + ³√312/729
(-8/12)³ + ³√312/729
(-4/6)³ + ³√312/729
(-2/3)³ + ³√312/729
-8/27 + ³√312/729
(-5832 + 27³√312)/19,683
c)
0,6.√1 - 1,7.0,3-0,5²
0,6 . 1 - 1,7 . 0,3 - 0,5²
0,6 - 0,51 - 0.25
-0,16
d)
0,018:√0,3⁴ + 0,3² - 0,033 - 0,2
0,018:√0,027 + 0,9 - 0,033 - 0,2
0,018√0,027/0,027 + 0,667
√0,027/1,5 + 0,667
(√0,027 + 1,0005)/1,5