dannymarlopez dannymarlopez

25-10-2021
Mathematics

contestada

×²+6×+9=0 in Discriminant and nature of the roots

Respuesta :

spyvovarov spyvovarov

25-10-2021

Answer:

D = 0, x = -3

Step-by-step explanation:

D = b*b - 4ac = 36 - 4*9 = 36 - 36 = 0

x = -b/2a since D = 0, so

x = -6/2 = -3

Answer Link

Otras preguntas

Which of these human traits is altered by variations in environment? A height B hairline C blood type D smile dimples

Contrast how you would move a spring to make a transverse wave with how you would move a spring to make a longitudinal wave.

x squared plus 6x minus 5 equals 0

What congressional district of louisiana am i in?

Why was the Hubble Telescope put in space instead of on Earth? What kind of waves does the Hubble telescope look at? PLEASE ANSWER BEFORE MAY 26, 2017.

Plants can help reduce global warming because they remove ______ from the air.

Which line from the poem represents an implied metaphor? They were women then With fists as well as / Hands And ironed / Starched white / Shirts How they led /

How many sides do 4 hexagons, 1 octagon, and 5 dodecagons have in all?

What kind of education do you need to be a construction worker?

A camera, a drill, and a hand-squeeze flashlight use either a generator or a motor as a component. Identify which component each device uses.