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

All the states had to ratify the Articles of Confederation before the new government could take effect. Please select the best answer from the choices provi

Opinion essay about the school system who is old fashioned and needs improvement

which statement best illustrates how a leader might use logos in a wartime speech? (APEX) a. The leader reminds the audience of the lives sacrificed in the war

Thanks for the help if answer :) Which of the following describes the electron sharing between hydrogen and flourine? A. Hydrogen and Florine share one electron

How do you solve this problem?

While roller skating, Jack and Jill decide to test one of Newton's Laws. They stood facing each other. Jack push on Jill's hand and Jill pushed on Jack's hand w

Q1) using play money can help children learn........A) topological concepts. B) the measurments system. C) The number system. D) Proximity concepts. Q2) Melody

what is the area of a right triangle that is 4cm high and has a base that is 7cm long

A yield sign is an equilateral triangle, with side length of 34 inches. How many square inches of material are needed to make a sign? Round your answer to the n

Find the equation of the straight line passing through the point (0, 1) which is perpendicular to the line y = -2x+2