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

Which choice correctly describes this event? I will flip a coin 100 times and get heads exactly 50 times and tails exactly 50 times. A) Certain B)
What percent of the universe is dark matter?
Three vertices of a rectangle are located at (1,4),(1,2), and (5,2).What are the coordinates of the fourth vertex of the rectangle.
How does nick plan for a big funeral go
What graph best represents the solution to the inequality y−2x>−8
What is total internal reflection? When does it occur?
Animal cells in different tissue vary in: size and shape skin and shape color and shape
a bag contains 5 blue marbles,3 red marbles, and 2 yellow marbles. You select a marble at random. What is p (yellow)
What are some possible negative effects created from the invention of printmaking? How do you think these were handled?
umm . . . what ?????????