a: \(\Leftrightarrow2x\left(x+2\right)+4>x^2+4x+4\)

\(\Leftrightarrow2x^2+4x-x^2-4x>0\)

=>x<>0

b: \(\Leftrightarrow3\left(1-2x\right)-24x< 4\left(1-5x\right)\)

=>3-6x-24x<4-20x

=>-30x+3<4-20x

=>-10x<1

hay x>-1/10

c: \(\Leftrightarrow x^2+6x+8>x^2+10x+16+26\)

=>6x+8>10x+42

=>-4x>34

hay x<-17/2

II.1.9B

II.1.10D

II.2.11. to

II.2.12. from

II.2.13. shouldn't

II.2.14. to

II.3.15. moves

II.3.16. see

III.1.17. Date: June 28th.

III.1.18. Time: 11 a.m.

II.1.9B

II.1.10D

II.2.11. to

II.2.12. from

II.2.13. shouldn't

II.2.14. to

II.3.15. moves

II.3.16. see

III.1.17. Date: June 28th.

III.1.18. Time: 11 a.m.

gì vậy trời 

Trả lời giúp tui ik 🥺🥺🥺

25000:50=500

120000:300=400

25 000 : 50 = 500      120 000 : 3000 =40      432 000 : 3000 = 144
25 000 : 500 = 50      111 00 : 300 = 37         999 000 : 900 =1 110

25 000 : 50 = 500    120 000 : 3000 =40      432 000 : 3000 = 144

25 000 : 500 = 50     111 00 : 300 = 37        999 000 : 900 =1 110

a: \(=\dfrac{2}{7}\cdot\dfrac{-3}{4}\cdot\dfrac{4}{7}=\dfrac{-6}{49}\)

b: \(=\dfrac{3}{5}:\left(\dfrac{-5}{9}\cdot\dfrac{-3}{25}\right)=\dfrac{3}{5}:\dfrac{15}{225}=\dfrac{3}{5}\cdot15=9\)

c: \(=5+\dfrac{6}{7}-2-\dfrac{3}{8}-1-\dfrac{1}{8}=2+\dfrac{6}{7}-\dfrac{1}{2}=\dfrac{33}{14}\)

d: \(=\dfrac{-25}{12}-\dfrac{23}{12}-\dfrac{3}{2}=-4-\dfrac{3}{2}=-\dfrac{11}{2}\)

e: \(=\dfrac{-3}{5}\left(\dfrac{-1}{9}-\dfrac{5}{6}+\dfrac{5}{2}\right)=\dfrac{-3}{5}\cdot\dfrac{14}{9}=\dfrac{-42}{45}=\dfrac{-14}{15}\)

Số lít mật ong lấy ra là:

24 : 3 = 8 (l)

Số lít mật ong còn lại là:

24 – 8 = 16(l).

Đáp số: 16 lít

  đây má ! ko nói ai bt tr . Con thị mẹ

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