michalgoldblatt michalgoldblatt

23-03-2020
Mathematics

contestada

The equation 4x^2+8x+15=0

Respuesta :

ghanami ghanami

23-03-2020

Answer:

Step-by-step explanation:

hello :

4(x²+2x)+15=0

4(x²+2x+1-1)+15=0

4(x+1)²- 4 +15 = 0

(x+1)² = - 11/4 no solutions in R because : (x+1)² ≥ 0

Answer Link

Otras preguntas

What was the result of George Rogers Clark's campaign? The Native Americans were less of a threat on the frontier. The British started thinking the Americans w

Why is there a digital divide in many Central American countries? A. Residents lack access to the internet. B. There is a lack of good infrastructure. C

I think she was kidding. she must be kidding! a. added introductory words or phrases b. changed to a question, exclamation, or command c. moved parts of the s

Please help! 19. What are the solutions of the inequality? Graph the solution. (One image) 20. What are the solutions of the inequality? Graph the solution. (On

Why does the surface temperature of an expanding star change?

Choose a rectangular room of which you will measure and make a scale drawing. What are the dimensions (length and width) of the room you chose, measured to the

Plz help me I need the answer ASAP

What function makes this graph?

Why was Germany unable to translate its early triumphs into final victory in 1941?

1. Which of the following are considered CAD powerhouses?A.Skype and powerpoint.B.Windows and apple.C.Office and atari.D.Autodesk and microstation.2. Which of t