khanhngocta07hd khanhngocta07hd
  • 04-08-2021
  • Mathematics
contestada

Giải các bất phương trình và biểu diễn tập nghiệm trên trục số
(X-1)(x+2)>(x-1)(x-1) +3

Respuesta :

rich99coms rich99coms
  • 04-08-2021
(x-1)(x+2)=(x-1)(x-1)+3
x2-x+2x-2=x2-x-x+1+3
x2+x-2=x2-2x+4
X+2x=4+2
3x=6
3x/3=6/3
x=2
Answer Link

Otras preguntas

Solve for x: 6x + --(4x + 8) > 12 1 4 Ox> 10 7 Ox>2 Oxs 10 << 19 0x<2
Practice Activity: ¿Ser o Estar? Use the correct form of ser or estar to fill in the blank. Then justify your answer by writing the USE for each sentence. 1.Jua
how many people do historians estimate lived within the boundaries of the current United states of America?​
Why do ecosystems that are part of the same biome tend to be similar?
Use this paragraph to answer the question. Dana complained to the produce manager that none of the avocados were ripe. The manager told her that an avocado will
To shop a package, a company charges a one-time fee plus a fee based on the weight of the package. The table below shows the total shipping costs for four packa
What's 2 divided by 9/10? I would really like to know. :)
Compare the function ƒ(x) = –x2 + 4x – 5 and the function g(x), whose graph is shown. Which function has a greater absolute maximum (vertex)? Question 16 option
If SK = 8x - 9, KF = x + 3, and SF = 7x + 4, find SF.
Why would rome take control over the Mediterranean Sea help the spread of christianity?