(-49/5)-(+29/4)这道题怎么做
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(-49/5)-(+29/4)这道题怎么做(-49/5)-(+29/4)这道题怎么做(-49/5)-(+29/4)这道题怎么做(-49/5)-(+29/4)=-9.8-7.25=-17.05(-49/
(-49/5)-(+29/4)这道题怎么做
(-49/5)-(+29/4)这道题怎么做
(-49/5)-(+29/4)这道题怎么做
(-49/5)-(+29/4)
=-9.8-7.25
=-17.05
(-49/5)-(+29/4)
=-49/5-29/4
=-(49+29)/4
=-78/4
=-39/2
原式=-49/5-29/4
=-196/20-145/20
=-341/20
(49*4)/(5*4)-(5*29)/(4*5)
51/20
f(y)=log2(y+1)=1
所以y+1=2
y=1
164÷8×2=41
所以要41元
所以35元不够
过一、三象限
所以-m+3>0
m<3
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