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

please help! 20 points The two basic principles of Economics are _________________________ (choose TWO) Question 2 options: A. The wants of society and indivi

is there an x intercept in the equation 60*1.15^x

What’s the process of observing someone actually working in a career that interests you?

The area of a circle is equal to 1 dm². Find the radius of the circle.

What is meant by “eternally burning black pipes”? What is this implying about the personality of the firemen?

if a plot weight (in g) vs. volume (in ml) for a metal gave the equation y= 13.41x and r^2=0.9981 what is the density of the metal?

How many solutions does the nonlinear system of equations graphed below have? A. One B. Zero C. Four D. Two

Which expression is equal to (f+g)(x)?

Throughout United States history, new groups of people have been given voting rights. This usually occurs through

Hey guys...............please help me with this one❤☺❤ How do you say that a cell also has a life span and death like an organism? Give one example.