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

What are Julie’s taxable wages as a data-entry operator if her withholding allowances total $1,500 and her annual gross pay is $24,500?
What is 164.362 rounded to 4, 3 and 1 significant figures​
what percent is equal to 7/25​
What are the solutions to the equation f(x)=g(x)? A) x= -3, 4 B) x= -4, 2.5 C) x= -0.8, 2.5 D) x= 8, -8
Write the ratio as a fraction in simplest form with whole numbers in the numerator and denominator
Which of the following is an example of uniform dispersal? (A) one large buffalo herd (B) random elephant groups (C) school of silverside fish (D) territorial j
there were 54 marbles in total the ratio of green to blue is 7:2 work out the number of green marbles​
Into indirect speech 'It's not possible,' said Harry, why does the company have to treat me so badly? These sort of things never happen to anybody else." thing
Which method of birth control works by delivering a daily dose of estrogen and/or progesterone in order to prevent ovulation and changes in the lining of the ut
I need help on #17 can someone please help me?