Goose505 Goose505
  • 04-05-2020
  • Mathematics
contestada

Discriminant and the number of real roots for this equation 9x2+12x+4=0

Respuesta :

aimeej
aimeej aimeej
  • 04-05-2020
The discriminant is b^2-4ac
In this equation 9=a, 12=b, 4=c
Plugging into the formula
12^2-4(9)(4)=
144-324 =
-180 is the discriminant
Since the discriminant is a negative number there are no real roots
Answer Link

Otras preguntas

i need help with this problem its 620÷20 and 600÷100
Locate and identify the -ing form. Napping is an effortless activity. -verb phrase -participle -gerund
What is a drawing that uses a scale to make an object proportionally smaller or lager than the real object.
What is the slope of the line on the graph?
What term refers to a goal that can be accomplished in a set period of time?
why was it important for the united states to influence Latin American nations
Which shows elevation by means of coloring in the areas between contour lines? A. Time zone maps B. Boundary lines C. Relief maps D. Map scales
In what ways have the first amendment rights been important to women and minorities?
The kind of listening we do when we listen to background music as we study is called
how do i find this slope (5,7)