Seudónimo Seudónimo
  • 04-08-2014
  • Mathematics
contestada

distribute (x+1)(x-2)

Respuesta :

AlbertHM
AlbertHM AlbertHM
  • 04-08-2014
(x+1)(x-2) = x(x-2) + 1(x-2)
= x.x - x . 2 + 1. x - 1 . 2
= x² - 2x + x -2
= x²-x -2

^_^
Answer Link
Icuk18sugiarto
Icuk18sugiarto Icuk18sugiarto
  • 04-08-2014
[tex]\mathfrak{solution} :\\\\(x+1)(x-2)\\=x(x-2)+1(x-2)\\=x^{2}-2x+x-2\\=x^{2}-x-2\\\\========================================\\\\\mathfrak{note:}\\\boxed{(x+a)(x-b)=x(x-b)+a(x-b)}[/tex]
Answer Link

Otras preguntas

During July, Laesch Company, which uses a perpetual inventory system, sold 1,430 units from its LIFO-based inventory, which had originally cost $19 per unit. Th
Helpp me pleaseeeeee
Select the equivalent expression.
Why don't siblings look exactly alike
3. Note two internal factors that made Africa vulnerable to European conquest.
The universality-context-specificity issue is concerned with whether:_________. a) we all follow the same or different developmental paths. b) environmental or
-36 + x < 8 Solve for x
Which detail from Nurse and Spy in the Union Army helps shape the central idea that being a spy is quite dangerous ? The writer notes that she trusted in [her]
Select the correct answers. Which two themes are evident in Robert Frost’s poem “The Road not Taken”? 1. Taking a well-trodden route is the key to success. 2. C
7. The annual interest rate is 20%. The balance after the grace period was $15,000. A payment of $2,500 was made on the 3rd day. What is the interest for the mo