marleyryckman marleyryckman
  • 16-04-2021
  • Mathematics
contestada

The equation x2 - 9 = 0 has
real solution(s).
DONE

Respuesta :

altavistard
altavistard altavistard
  • 16-04-2021

Answer:

{-3, 3}

Step-by-step explanation:

x^2 - 9 = 0 can be written in factored form as (x -3)(x + 3) = 0.  Letting each factor equal zero separately and solving for x, we get x:  {-3, 3}

Answer Link

Otras preguntas

Recall that Garrett Hongo’s poetry often explores themes about the topics of alienation and discrimination, particularly of Asian American people. Which element
Which four lines in this excerpt from “Flight” by John Steinbeck
Help!!!!!!!!!!!!!!!!!!!!!!!!!
How many countries have portuguese as a national language?
what is the additive inverse of the expression below, where a and b are real numbers ? 2a+b
what was a nineteenth-century artistic movement that influenced nationalism in Europe
What is the domain of this function
Match the vocabulary word with its meaning. 1. exploit describes people groups that are native to a region 2. imperialism money put into a bank or company for
Which set of numbers can represent the side lengths, in millimeters, of an obtuse triangle?A. 8, 10, 14B. 9, 12, 15C. 10, 14, 17D. 12, 15, 19
What is the answer to this particular question I have in health