brendanasher00ox5z1f brendanasher00ox5z1f
  • 18-12-2017
  • Mathematics
contestada

The graph of the function f(x) = x3 – 7x – 6 intersects the x-axis at the points (–2, 0), (–1, 0), and (3, 0) as shown. Which expression is equivalent to x3 – 7x – 6?

Respuesta :

Edufirst
Edufirst Edufirst
  • 18-12-2017
The x-axis intercepts are the roots of the polynomial. So, the roots are x = - 2, x = - 1 and x = 3.

Therefore, the polynomial can be factored as:

(x - (-2)) * ( x - (-1) ) * (x - 3) = (x + 2)(x + 1)(x - 3).

Answer: (x + 2) (x + 1) (x - 3)
Answer Link

Otras preguntas

6x+1=4x+19 ...........
How are igneous rocks formed? A. Glaciers melt. B. Hail falls and melts. C. Lava or magma cools and then crystallizes. D. Lava or magma heats up and crystalliz
What prefix before saccharide would you use to describe sucrose
Is the expression x3•x3•x3 equivalent to x3•3•3? Why or why not? Explain your reasoning.
True or false. In multiparty systems it is important for all political parties to compromise and work together for the good of the people they serve.
the number of members in a club dropped from 80 to 52. what is the percent of decrease in the number of members
what integer is the opposite of 9?
7279.21 the 2 in the hundreds place is __ the value of the 2 in the tenths place
Write a homophone for after we cook dinner in the blank , we can go for a blanck
A group of people who settle far from home but keep ties with their home countries