haileyjeweline
haileyjeweline haileyjeweline
  • 01-06-2021
  • Mathematics
contestada

Expand the function.
f(x) = (3x - 1)3

Respuesta :

hnori22003
hnori22003 hnori22003
  • 01-06-2021

f( x ) = 27x^3 - 27x^2 + 9x - 1

Answer Link
sreedevi102
sreedevi102 sreedevi102
  • 01-06-2021

Answer:

[tex](a-b)^3 = a^3 - b^3 - 3a^2b + 3ab^2\\\\a = 3x, \ b = 1\\\\(3x-1)^3 = (3x)^3 - (1)^3 - 3(3x)^2(1) + 3(3x)(1)^2\\\\[/tex]

             [tex]= 27x^3 - 1-3(9x^2)+ 9x\\\\=27x^3 -27x^2 +9x -1[/tex]

Answer Link

Otras preguntas

Which leaf disk had the slowest rate of photosynthesis? How do you know?
good questions to ask about the outsiders chapter 9-10
What number equals 100 when it’s squared ?
The students in the cooking club brought sugar to class. They each brought 3, 4, 5, 3, and 5 cups of sugar, respectively. They divided the sugar evenly so that
PLEASE HELP!!!Answer the following question in 3-4 complete sentences.A line drawing of a nud3, seated woman's back.Name the work of art above and its artist. W
5. Find the change in temperature: from -1°F to -20°F
Write an equation in slope intercept form for the cost at each store
The study of specific characteristics and functions of a living organism and its parts is called.
Which evidence best supports the idea that Mary has taken a liking to Martha? A. “She did not feel cross when Martha chartered...” B. “She sat down on the he
The output of a computer can be seen on ( monitor, keyboard or mouse )​