nhanh nha mong mọi người giúp
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x-\(\frac{1}{4}\)=\(\frac{5}{3}\) x:\(\frac{2}{3}\)=\(\frac{1}{2}\)
x =\(\frac{5}{3}\)+\(\frac{1}{4}\) x =\(\frac{1}{2}\)x\(\frac{2}{3}\)
x =\(\frac{20}{12}\)+\(\frac{3}{12}\)=\(\frac{23}{12}\) x =\(\frac{2}{6}\)=\(\frac{1}{2}\)
Hok tốt!
@Kaito Kid
![](https://rs.olm.vn/images/avt/0.png?1311)
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1 B => it was
2 D => bought
3 B => much
4 B => bỏ
5 B => interesting holiday
6 B => weeding
7 D => isn't he
8 B => of controlling
9 C => wouldn't
10 C => since
11 B => reading
12 B => sings
13 B => to have
14 A => I could go
15 B => bored
16 D => wonders
17 D => the following month
18 C => was talking
19 A => bỏ
20 D => finishing
21 A => suggests
22 C => explained
23 C => that
24 D => aren't I
25 B => drinking
26 C => since
27 last night => the previous night
28 B => although
29 D => have you
30 B => it was
31 A => which
1B 2D 3B 4B 5B 6B 7D 8B 9C 10C 11B 12B 13A 14A 15B 16D 17D 18C 19A 20D 21A 22C 23C 24D 25B 26C 27D 28B 29D 30B 31A 32C 33A 34A 35B 36A 37C 38B 39C 40A 41C 42B 43D 44A 45B 46D 47A 48C 49A 50D 51C 52D 53A 54B 55C 56B 57C 58B 59C 60B 61D 62D 63A 64C 65B
Lần sau tách ra nha b 😅
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Bài 5:
ĐKXĐ: \(\left\{{}\begin{matrix}x\ge0\\x\ne1\end{matrix}\right.\)
Ta có: \(G=\dfrac{x-\sqrt{x}}{\sqrt{x}-1}-\dfrac{x-1}{\sqrt{x}+1}\)
\(=\sqrt{x}-\sqrt{x}+1\)
=1
![](https://rs.olm.vn/images/avt/0.png?1311)
3:
a:Các tia trên hình là Ax,Ay,Bx,By,Cx,Cy
=>Có 6 tia
b: AB<AC
=>B nằm giữa A và C
=>AB+BC=AC
=>BC=4cm
c: AI=3/2=1,5cm
CI=7-1,5=5,5cm
![](https://rs.olm.vn/images/avt/0.png?1311)