Lindsay882
Lindsay882 Lindsay882
  • 03-04-2018
  • Mathematics
contestada

Show all work. What are the zeros of the function?
f(x) = 2x^2 − 8x − 10

Respuesta :

Stiaen
Stiaen Stiaen
  • 03-04-2018
(2x² - 8x - 10) ÷ 2 = 0
x² - 4x - 5 = 0
x² + x - 5x - 5 = 0
x(x+1) - 5(x+1) = 0
(x+1)(x-5) = 0
x+1 = 0 or x-5 = 0
x = -1 or x= 5

S = {-1;5}

Answer Link

Otras preguntas

A beaker contains a 25 ml solution of an unknown monoprotic acid that reacts in a 1:1 stochiometric ratio with naoh. Titrate the solution with naoh to determine
What is true about human samples from a body
Name 2 tructure ,viible with a light microcope, which ditinguih plant cell from animal cell
is all plastic polymers?
Write this number in word form 84,052
Herb and Marci Jordan obtained an installment loan that has a 10% APR to purchase a dishwasher that sells for $699. 95. They agree to make a down payment of 20%
"Most of these zigaboos is so het up over yo' business till they liable to hurry theyself to Judgment to find out about you if they don't soon know"
Major geological and biological events of the past are used by scientists to describe the.
Question 1 (2 points) ". As if he were related to one of those intricate machines that register earthquakes ten thousand miles away. "(p. 2) Simple Complex Unin
If baeball cot $12 and are marked down by the ame percentage a baeball bat, how much will a baeball cot?