menishacarter30 menishacarter30

08-08-2019
Mathematics

contestada

completing the square
4y2+8y=11

Respuesta :

Аноним Аноним

08-08-2019

4y2+8y=11

(2y+2)^2 -4 = 11

(2y+2)^2 = 15

(2y+2) = +-√15

y= √15 /2 - 1 , -√15/2 -1

y= (√15-2)/2, (-√15-2)/2

Answer Link

Otras preguntas

-3.75 as a mixed number in simplest form

The unit form and standard form of (2 tens 1 one) x 10?

8x – 2(x + 1) = 2(3x – 1) 0 2 no solution identity this is for algebra 1 plz help

Which of the following Ancient Greek concepts was NOT a significant influence on Western civilization?

What is 3/5 times 20

While writing a persuasive piece, which appeal should you use to evoke emotion in your audience?

How do the locations of earthquakes support the theory of plate tectonics

Classify the following as chemical or physical change: (a) adding sugar to lemonade, (b) plants using CO2 and H2O to form O2 and sugar, (c) boiling water, (d) f

why did persian go to war against athens

Would a Us legislature treat religion as the National Assembly did?