ciarajaracz ciarajaracz

02-04-2020
Mathematics

contestada

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

Respuesta :

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

Put brackets in the expression below so that it's value is 45.024. 1.6 + 3.8 * 2.4 *4.2 (*= times )

Locate the gerund and identify its use.Wrestling alligators seems both foolish and dangerous.

If the function h(x) represents the number of full hours that it takes a person to assemble x sets of tires in a factory, which would be an appropriate domain f

how to write an equation and solve it for the followingOne fifth of the employees of Delta Industries, Inc., work in the Sotheastern region. If the company empl

copy this figure onto grid paper. draw line to divide the figure into 4 congruent polygons. how do you know the ploygons are congruent

Why does a pendulum eventually stop swinging?

If you multiply a number by five and then subtract negative ten, the difference is negative thirty. What is the number?

what percentage of 1457 is 898?

true or false? Three common voltage sources are batteries, solar cells, and generators.

NaOH + H2SO4 =NaOH + HNO3 =Cu(OH)2 + HCl = H2SO4 = HNO3 =