Seudónimo Seudónimo

06-10-2014
Mathematics

contestada

Factor completely 2x3 + x2 - 18x – 9

Respuesta :

06-10-2014

[tex]2x^3+x^2-18x-9=x^2(2x+1)-9(2x+1)=(x^2-9)(2x+1)=\\=(x-3)(x+3)(2x+1)[/tex]

Answer Link

Otras preguntas

Which title best completes the partial outline below? I. _______ A. California Gold Rush (1849) B. Homestead Act (1862) C. Comp

Base your answer to question 16 on the passage below and on your knowledge of social studies. All persons born or naturalized in the United States, and

what point do all lines of symmetry for a given circle have in common

Substances A-D have the following specific heats (J/(kg*K)): Substance A: 900; Substance B: 170; Substance C: 270; Substance D: 4,180. Which substance would be

Which document was issued primarily to prevent European nations from future colonization in Latin America? (1) Jay Treaty (1795) (2) Alien and Sedi

The principal goal of the United Nations has been to (1) develop military alliances around the world (2) encourage expansion of international trade

Which of the following is a statement of opinion? a. Horses eat hay and oats. b. We get milk and other dairy products from cows. c. Chocolate milk tastes better

which issue was a cause of the French Revolution?

Document 3 … Congress passed, and Wilson signed, in June of 1917, the Espionage Act. From its title one would suppose it was an act against spying.

The growing use of the automobile in the 192os and the Interstate Highway Act of 1956 both contributed to (1) the expansion of inner cities (2) an