Msharris Msharris

03-06-2017
Mathematics

contestada

F(x) =2x^2-20x-3
I need help solving this problem

Respuesta :

Аноним Аноним

03-06-2017

y = 2x² - 20x - 3

Δ = b² - 4.a.c
Δ = (-20)² - 4.(2).(-3)
Δ = 400 + 8
Δ = 408

x = -b +- √Δ/2a
x = 20 +- 2√102/4
x = 10 +- √102/2

Answer Link

Otras preguntas

How do we know that Tom Robinson could not have done what he is accused of (what avtually happened) and what is the climax of Atticus' closing statement?

4×[tex]10^{3}[/tex] times what number is equal 16×[tex]10^{5}[/tex]?

14 E-Mail an OmaARErgänze die E-Mail.Zu schwer?Diese Wörterhelfen dir.in-in-im-in der - Am - am -um - vom - vom -mit der - fürLiebe Oma,nur noch zwei Tage, dann

how many moles in 2.5 liters of methane gas

Herpes is categorized as aA)bacterium.B)mold.C)spore.D)virus.

I will give brainliest to the first person who answers.

In a class of students, the following data table summarizes how many students passed a test and complete the homework due the day of the test. What is the proba

Ross drives 280 miles in 4 hours. If Ross continues to drive at the same rate, how many miles can he drive in 12 hours?

Find the volume of this prism 5cm,12,cm 15cm,6cm 8cm

Why are warrants not needed for investigators who are analyzing crime scenes involving fire?