jamorrishartp9ym2o
jamorrishartp9ym2o jamorrishartp9ym2o
  • 23-06-2018
  • Mathematics
contestada

Which point is an x-intercept of the quadratic function f(x) = (x – 4)(x + 2)? (–4, 0) (–2, 0) (0, 2) (4, –2)

Respuesta :

mkryukova19 mkryukova19
  • 23-06-2018
f(x) = (x – 4)(x + 2),
x-intercept means that f(x) = 0.

0 = (x-4)(x+2)
(x-4)=0, x= 4, point (4,0)
(x+2)=0, x = -2, point (-2,0)

This graph has 2 x-intercepts:  (4,0) and (-2,0).

From given answers we can choose only 
(-2,0).
Answer Link
red28g red28g
  • 26-02-2019

Answer:

The answer is (–2, 0)

I just took the quiz

Answer Link

Otras preguntas

Which of the following is a theme from "Dover Beach." a. Beauty b. Morality c. Transfiguration d. Prosperity
What happened to Annabel Lee? She froze to death. She died of a heart condition. Her death was a mystery.
what are three ways that antibodies help fight infections
9 1/2 gallons equals how many quarts
Scientists first saw cells in the early 1900s. a. True b. False
Suppose a camping tent has a center pole that is 6 feet high. If the sides of the tent make 40 degree angles with the ground, how wide, in feet, is the tent
2+3=?? 3+7=?? 4+5=?? 5+8=?? 6+7=?? 7+8=??
IS the atmosphere always the same?
During meiosis, the "shuffling" exchange of genetic material is called a. crossing-over. b. synapsis. c. allele distribution. d. tetrad formation.
What reason does Churchill give for going forward with the war