jking257 jking257
  • 16-01-2019
  • Mathematics
contestada

use the quadratic formula to solve 9x^2+12x+4=0

Respuesta :

oghenekevwe
oghenekevwe oghenekevwe
  • 18-01-2019
ax²+BC+c=0
x=-b±√b²-4ac/2a
x=-12±√12²-4(-9x4)/2(9)
x=-12±√144+144/18
x=-12±√288/18
x=12±√16
x=-12±4
x=-12-4=-16
x=12+4=8
x=-16;x=8
Answer Link

Otras preguntas

During a chemical reaction, mass and energy are both a. increased b.decreased c.consumed d.conserved
What does it mean when we say an atom has decayed?
a feeling of sadness because of the suffering of others
PLEASE HELP QUICK! 80 POINTS! Figure ABCD is reflected across the x-axis. What are the coordinates of A' , B' , C' , and D' ? Enter your answer in each box.
Why war of 1812 started?
What is the name of the system that transports products of photosynthesis?
how much energy is available at the third trophic level of the first trophic level has 300 000 kilometers of available energy and the loss rate between trophic
Which category is the largest (most diversity)? A Class B Order C Genus D Phylum
Which gender and race has the highest and second highest rate of newly diagnosed hiv cases in tx?
based on City what can be inferred about Roman culture based on the fact that City describes several public baths being built in Verbonia