ciarajaracz ciarajaracz
  • 02-04-2020
  • Mathematics
contestada

What is the discriminant of the quadratic equation – 4x2 + 5x – 9 = 0?

Respuesta :

kchubby123
kchubby123 kchubby123
  • 02-04-2020

Answer:

-119

Step-by-step explanation:

a=-4 b=5 c=-9

D=b^2-4ac

=5^2-4(-4)(-9)

=25-144

=-119

Answer Link

Otras preguntas

Josiah is training users to navigate Access forms. What is the best way to advance in the form to the next field? Enter Shift+Tab Ctrl+Home End
A square has an area of 64 square ft. What would be the measureme of its side? * ​
What effect do you think investing heavily in the military has had on our country? Why hasn't our defense spending seen a sharp decrease in times of peace like
Can someone please help with question 3? I'll mark Brainliest.
The earthquake intensity "scale" that we're most used to hearing in reports and on the news is the...
The benefits of _____ include multiple perspectives, skills sets, and qualifications. automation teamwork flextime telecommuting
which one is true I am confused
If I had 3.50 x 10 24molecules of Cl2 gas, how many grams is this?
please explain application of Stephan boltzmann law​
Write your question here (Keep it simple and clear to get the best answer) If jun has 12 T-shirt 6 pairs of parts, and 3 pairs of share, how many possibilities