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

Plz help guys, it is a pretty easy sum​
cut your coat according to your _______​
Write and solve a word problem that can be modeled by addition of two negative integers.
The perimeter of a rectangle is 64 feet. If one side of the rectangle has a length of 20 feet. How long is the other side? Please answer thanks
75. It took us over twelve hours to hike over the mountain. By the time we got back to our campsite, I was completely ____ out. A. worn B. went C. put D. knock
How BPT1501 benefited you​
What was the relationship between the Ottoman Empire's power and the rise of European exploration? OA. The Ottomarn Empire had enough wealth to sponsor scientif
In parallelogram ABCD, m∠B = 105°. What is the value of x. (Round your answer to the nearest tenth, if necessary.)
If equal moles of boric acid (H3BO3) and NaOH fully react, what species would be in solution at the end of the reaction?? 1) H3O+ 2) OH- 3) H2BO3- 4) H3BO3 5) O
I wanna learn python but I don't know any websites that I can learn it online. Thanks for attention!