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estudos gerais09/08/2024

11 - Resolva as equações: a) log(x+2)+log(10x+20)=3 b) log2...

11 - Resolva as equações:

a) log(x+2)+log(10x+20)=3 b) log2(2x+8)-log2(3x-4)=1 c) log2(x+7)-log2(x-11)=2 d) log4 x-log8 x=1 e) log2 x-3log x+2=0

12 - Resolva as inequações:

a) log4(3x+6)<log4(4x-4) b) log1/2 x2≥log1/2 9 c) log0.3(x2-1)<log0.3 8 d) log3 x+log3(x-8)<2

Question image: 11 - Resolva as equações:

a) log(x+2)+log(10x+20)=3
b) log2(2x+8)-log2(3x-4)=1
c) log2(x+7)-log2(x-11)=2
d) log4 x-log8 x=1
e) log2 x-3log x+2=0

12 - Resolva as inequações:

a) log4(3x+6)<log4(4x-4)
b) log1/2 x2≥log1/2 9
c) log0.3(x2-1)<log0.3 8
d) log3 x+log3(x-8)<2
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