annjain14 annjain14
  • 03-08-2020
  • Mathematics
contestada

check 3 is a zero of the polynomial p(x)= 3x2-27

Respuesta :

jimrgrant1 jimrgrant1
  • 03-08-2020

Answer:

see explanation

Step-by-step explanation:

If x = 3 is a zero then p(3) = 0 , that is

p(3) = 3(3)² - 27 = 3(9) - 27 = 27 - 27 = 0

Thus x = 3 is a zero of p(x)

Answer Link
devishri1977
devishri1977 devishri1977
  • 03-08-2020

Answer:

Step-by-step explanation:

p(x) = 3x² - 27

p(3) = 3*3² - 27

      = 3 * 9 - 27

     = 27 - 27

    = 0

p(3) =0 . Therefore, 3 is z zero of p(x)

Answer Link

Otras preguntas

Which layer is believed to behave most like a liquid?
3s squared + 2 = -62
Which of the following is NOT true about unit rates? A. A unit rate relates a quantity to 1. B. Unit rates can be used to compare two rates. C. Any rate i
simplify 8(7x-1)+4(x+5)
How is a table helpful when constructing equations
what did the colonist pledge in this decleration
Please answer :) due tommorow
no creo que tenga examen mañana, pero estudiaré . fill in the blank A. por si las moscas B. estoy harto C. echar de menos D. no es justo
Which of the following describes the main purpose of "The Prince?" A: It offers advise on acquiring and maintaining political power. B: It promotes political po
if a prescription reads take 2 tablespoons 3 times a day for 10 days how many total tablespoons will the patient take?