jassmin jassmin

02-04-2014
Mathematics

contestada

expand and simplify this
can you help
(2x²−3x+4) ( x²+5x−7)

Respuesta :

02-04-2014

[tex](2x^2-3x+4) ( x^2+5x-7)= \\ \\=2x^2*x^2+2x^2*5x-2x^2*7-3x*x^2-3x*5x+3x*7+4*x^2+4*5x-4*7=\\ \\=2x^4+10x^3-14x^2 -3 x^3-15x^2+21x +4 x^2+20x-28=\\ \\=2x^4+7x^3-25x^2 +41x -28[/tex]

Answer Link

Otras preguntas

Was steam power used to excavate this part of the canal

Hero tales can be found in every large culture, but are rarely found in smaller ones

What is 12/9 in simplest form

Which group was paid by the British to help fight the American Revolution? A) Hessians B) Spanish C) French D) Minute-men

What did the Chavíns and the Incas have in common

Select the correctly punctuated sentence.: a)Under the tree Angel found three gold coins. b)Under the tree, Angel found three gold coins. c)Under the tree, Ange

there is no way to track your smartphone once you lost it, true or false?

The angle of elevation from a car to the top of an apartment building is 48 degrees. If the angle from another car that is 22 feet directly in front of the firs

Hemoglobin functions to transport ...... ?

Which circumstance best accounts for the distinct dialect spoken on Ocracoke Island, North Carolina? A. the influx of people from the mainland B. the isolation