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๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ ๑๑۩۞۩๑๑ v
![](https://rs.olm.vn/images/avt/0.png?1311)
Ta có:
aa = 10 a + a =11a
bbb = 100b + 10b + b =111b
abab = 1000a+10a+100b+b=1010a + 101b
aabb=1000a+100a+10b+b=1100a+11b
Đáp số:
![](https://rs.olm.vn/images/avt/0.png?1311)
Ta có: 9x - 7i > 3(3x - 7u)
=> 9x - 7i > 9x - 21u
=> -7i > -21u
=> -i > -14u
![](https://rs.olm.vn/images/avt/0.png?1311)
1. E= |5x - 7| -3x=1 với x ≥7/5
=> |5x - 7| =1 + 3x
=> 5x - 7 = 1 + 3x
=> 5x - 3x = 1+7
=> 2x = 8
=> x = 4
P/S: Vì ở đê bài cho lak với x ≥7/5 nên chỉ có 1 TH như zậy......
![](https://rs.olm.vn/images/avt/0.png?1311)
\(\left(\frac{x^2+3x}{x^3+3x^2+9x+27}+\frac{3}{x^2+9}\right):\left(\frac{1}{x-3}-\frac{6x}{x^3-3x^2+9x-27}\right)\)
\(=\left(\frac{x\left(x+3\right)}{\left(x+3\right)\left(x^2+9\right)}+\frac{3}{x^2+9}\right):\left(\frac{1}{x-3}-\frac{6x}{\left(x-3\right)\left(x^2+9\right)}\right)\)
\(=\left(\frac{x}{x^2+9}+\frac{3}{x^2+9}\right):\left(\frac{x^2+9-6x}{\left(x-3\right)\left(x^2+9\right)}\right)=\frac{x+3}{x^2+9}:\frac{x^2+9-6x}{\left(x-3\right)\left(x^2+9\right)}\)
\(=\frac{\left(x+3\right)\left(x-3\right)\left(x^2+9\right)}{\left(x^2+9\right)\left(x^2-6x+9\right)}=\frac{\left(x+3\right)\left(x-3\right)}{\left(x-3\right)\left(x-3\right)}=\frac{x+3}{x-3}\)
b) \(Voix>0\Rightarrow P\ne\varnothing\)(mk ko chac)
c) \(P\inℤ\Leftrightarrow x+3⋮x-3\Leftrightarrow x-3\in\left\{-1;-2;-3;-6;1;2;3;6\right\}\)
sau do tinh
cau nay la toan lp 8 nha
(A+B)(A2-AB+B2)
= A3+B3
\(A^3+B^3\)