arod123 arod123
  • 04-03-2015
  • Mathematics
contestada

find the domain of a rational expression (x^2-16)(x-7) / (x+4)(x^2-49)

Respuesta :

Аноним Аноним
  • 04-03-2015
Domain is:

x is an element of a real number, but isn't equal to -4, 7 or -7.
Answer Link
Panoyin
Panoyin Panoyin
  • 04-03-2015
(x² - 16)(x - 7) = (x³ - 7x² - 16x + 112) = 1 - 1 3/4 + 4 - 7 = -3 3/4
(x + 4)(x² - 4)       (x³ + 4x² - 4x - 16)
Answer Link

Otras preguntas

HELP WITH SPANISH!! Select the word that completes the sentence. María está triste. Ella está __________. (2 points) mal bien alegre emocionada Complete the s
How can a person guard against a decrease in heart and lung function?
Microtubules, microfilaments, and intermediate filaments make up the _____, which lies beneath the plasma membrane and provides support, movement, and shape for
Before the birth of humanism, the most important goal a person could have was to a. make the most of daily life. b. take care of the human body. c. honor and
If you believe a person is having a stroke you should
Laws in the physical world are grounded in the relationship between physical proximity and the ____ of a person's behavior.
Factor 3M^2+11MN+6N^2
in the vedic age what types of goods were traded most often
Which of the following is NOT a name of one of the central features of Facebook?
Which of the following countries is not located on the equator? a. zaire b. uganda c. south africa d. kenya