chinania67 chinania67
  • 16-08-2020
  • Mathematics
contestada

The equation 9 x 2 − 12 x + 4 = 0 9 x 2 − 12 x + 4 = 0 has how many different solutions?

Respuesta :

WojtekR
WojtekR WojtekR
  • 16-08-2020

We have the equation:

[tex]9x^2-12x+4=0[/tex]

so:

[tex]a=9\qquad b=-12\qquad c=4[/tex]

and:

[tex]\Delta=b^2-4ac=(-12)^2-4\cdot9\cdot4=144-144=\boxed{0}[/tex]

This equation has one solution.

Answer Link

Otras preguntas

What was even more effective than the u.s. army in confining indians to reservations?
List how world war 1 made the national government much more powerful than it had ever been
Need help in here pleaseeee
which table represents the function y = 2x + 4?
The freshman class has 160 students. Each freshman must write 3 reports from a list of 10 novels that the teacher has assigned them to read. How many different
What is the current greatest threat to agricultural sustainability? a. erosion b. water pollution c. air quality d. all of the above Please select the best a
In last night’s baseball game, there were 4 walks and 15 hits. Express the ratio of walks to hits, written in three different ways.
the quality control officer in a blood center has to take temperature readings of the freezer every half hour to check any change in the temperature he wants to
What decision are you making in the second step of the intervention model?
What is the radius of a circle if the diameter is equal to 24?