Answer: $$x>1.$$
Question 2: Solve the equation $$3(x - 2) = 12.$$
Answer: $$x=6.$$
Question 3: Factor the polynomial $$x^2 + 5x + 6.$$
Answer: $$(x+2)(x+3)$$
Question 4: Simplify the expression $$\frac{x^2 - 9}{x+3}.$$
Answer: $$\frac{(x+3)(x-3)}{x+3}=x-3.$$
Question 5: Solve the system of equations $$\begin{align*} 3x + 2y &= 10, \\\ 2x - 3y &= -1. \end{align*}$$
Answer: $$(x,y) = (3,1).$$
Question 01 - UERJ 1999 - 1st Phase - (Apud FAUSTO, Boris. História do Brasil. São Paulo:Edusp, 1995.) “ Glory to the homeland!”, said Revista Illustrada, one day after the proclamation of the Republic in Brazil, in a commemoration that represented the desire for changes that would bring about the
Question 01 - IFS 2014.1 - Graduation - Regarding the economic crisis of the First Republic, it is incorrect to say that:a) The political-administrative reforms of the State were followed by economic measures that were also necessary for the functioning of the Republic; b) In 1890, Rui Barbosa, the
Question 01 - UFF 2000 - From the 1930s onwards, the so-called “good neighbor policy” inaugurated by the United States meant, for Latin America, the imposition of North American cultural standards. Check the option that incorrectly refers to this process. (A) The “good neighbor policy” played a fund
Question 01 - UERJ 2001 - 1st Qualification Exam - The above cartoon, first published in 1904, refers to mandatory vaccination, which was an important motivation for the Vaccine Revolt. This movement came about as a result of:(A) imposition of a health policy by the State(B) appeal by the populati