jassmin jassmin
  • 02-04-2014
  • Mathematics
contestada

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

Respuesta :

Lilith
Lilith Lilith
  • 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

How many times your heart beats in one minute is called
Which statement would most likely be made by a supporter of federalism
look at the picture and plzzz help and give me the right answer
Technician A says that you must use the OEM factory scan tool to flash the electronically erasable programmable only memory (EEPROM) on an engine control module
which of the following best describes what happens to the force of attraction if the distance between two objects increase? 1.it varies 2.it decreases 3.it inc
How do I find the value of x
This refers to a reasonable and sensible arrangement of ideas and details is called a ___ organization.
The image depicts???????????????
Calculate the area of a circle with a radius of 2 cm and a circle with a radius of 4 cm. Leave your answers in terms of pi.
Which famous singer is in the picture?​