Oblicz.
a) 5/9*(-2 i 1/4)
b) (-3)*(-5/12)
c) (-4,65)*(-2,3)*0
d) 1/4*(-4)*2*1/2
e) 5 i 1/4 *(-0,7)*(-8/21)*10
f) (-3)*(-4)*(-5)*1/20
g) 1,2*(-1 i 2/3) * 2/3*(-6,6)
h) (-2 i 2/3)*1,5*(-3/8)*(-2/3)
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rozwiązanie w załączniku.
a) *(==
b)==1
c)=0
d)= -1
e) =-7**(-)=-7*(-2)=14
f)=-3
g)=7.92**===13,2
h)= --**(*(=-1