Oblicz :
a) ( ⁵₆ + ¹₃) : (2 ²₃- 1,75)
b) 1¹₂ : [(1₄¹: 1²₃) : 1 ¹₅]
c) 4 ₈³
₋₋₋₋₋₋₋₋₋₋₋₋
(1 ⁵₈ - 0,75)
d) 6-³ · (6²)-⁵
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
(¹₃₆)⁶
te `przecinki` to kreska ułamkowa;)
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a)(5/6+2/6):(2,2/3-1,3/4)
(7/6):(2,8/12-1,9/12)
(7/6):(1,20/12-1,9/12)
(7/6):(11/12)
(7/6)*(12/11)=14/11
b)1,1/2:[(1,1/4:1,2/3):1,1/5]
3/2:[(5/4:5/3):6/5]
3/2:[(5/4*3/5):6/5]
3/2:(3/4*5/6)
3/2:5/8
3/2*8/5=12/5=2,2/5=2.4
c)4,3/8 :(1,5/8-3/4)
4,3/8 : (13/8-6/8)
4,3/8 : 7/8
35/8 : 7/8
35/8 * 8/7
=5