a) (0,5)sześciennych + (1/3)kwadratowych
b) (0,1)sześciennych + (0,2)kwadratowych
c) 3*(1 2/3)kwadratowych- 2*(0,5)sześciennych
d) (5 1/4 - 5,05)kwadratowych - 1/25
e) 2,5 *4 1/2 - 5 17/20 : 0,9
f) (5/6 + 1/3) : (2 2/3 - 1,75)
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a) (0,5)³+(1/3)²=0,125+(1/3)²=0,125+1/9=17/72
b) (0,1)³+(0,2)²=0,001+0,2²=0,001+0,04=0,041
c) 3*(1 2/3)²-2*(0,5)³=3*(5/3)²-2*0,5³=3*25/9-2*0,5³=25/3-2*0,5³=25/3-2*0,125=25/3-0,25=97/12
d) (5 1/4-5,05)²-1/25=(21/4-5,05)²-1/25=(5,25-5,05)²-1/25=0,2²-1/25=0,04-1/25=0,04-0,04=0
e) 2,5*4 1/2-5 17/20:0,9=2,5*9/2-5 17/20:0,9=2,5*4,5-5 17/20:0,9=11,25-5 17/20:0,9=
=11,25-117/20:0,9=11,25-5,85:0,9=11,25-6,5=4,75
f) (5/6+1/3):(2 2/3-1,75)=7/6:(2 2/3-1,75)=7/6:(8/3-1,75)=7/6:11/12=14/11
a)
0,5^3+(1/3)^2 = 1/8 + 1/9 = 9/72 + 8/72 = 17/72
b)
0,1^3 + 0,2^2 = 1/1000 + 40/1000 = 41/1000 = 0,041
c)
3*(5/3)^2 - 2*(1/2)^3 = 3*25/9 - 2*1/8 = 75/9 - 2/8 = 25/3-1/4 = 100/12 - 3/12 = 97/12 = 8 1/12
d)
(5,25-5,05)^2 - 1/25 = 0,2^2 - 1/25 = 1/25 - 1/25 = 0
e)
2,5 *4 1/2 - 5 17/20 : 0,9 = 45/4 - 117/20*10/9 = 45/4 - 117/18 = 405/36 - 234/36 = 171/36 = 57/12 = 4 3/4
f)
(5/6 + 1/3) : (2 2/3 - 1,75) = (5/6+2/6) : (32/12-21/12) = 7/6 * 12/11 = 14/11 = 1 3/11