Pliss pmocy...thx
a) -2:(7-11)
b)(6-(-7)*(-2)):(-4)
c)(-2-4)*(-6):(-3)do kwadratu
d)((-3)*(-2-10)-5):7-9
e)(-2)do szescianu +45:(-3do kwadratu)
f) [15-(-2)*4]:(-11)+4 + [5-2]:2-3
g)(-2)*[1-4]:4
h)(12-20):2*3
i)(-8+4):3*6:(-1)+6
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a) -2:-4=1/2
b)-8:-4=2
c)36:9=4
d)31:-2=15 1/2
e)37:9=4 1/9
f)23:-4:-1=23:4=5 3/4
g)6:4=1 1/2
h)-8:6=-1 1/3
i)-4:18:5=-2/45