Resolva a equação x² + x + 1 = 0.... Pergunta de ideia deSamuelStudies

December 2019 1 28 Report

Resolva a equação x² + $\frac{10}{3}$ x + 1 = 0

Lista de comentários

mozarth11 X²+10x/3+1 = 0 (3)
3x²+10x + 3 = 0
/\ = 10² - 4*3*3
/\ = 100 - 36
/\ = 64
x = (-10+/- \/64)/2*3
x = (-10+/-8)/6
x' = (-10+8)/6 = -2/6 = -1/3
x'' = (-10-8)/6 = -18/6 = -3

S: {-1/3; -3}

1 votes Thanks 1

SamuelStudies 0 (3) Porque esse 3 ?

SamuelStudies Esqueci de dizer.. é no método de completar quadrados

More Questions From This User See All

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Determine 25% de 360 Determine 8% de 550 Determine 15% de 150 Obs.: ( PORCENTAGEM )

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

SamuelStudies December 2019 | 0 Respostas

Responda

Recomendar perguntas

Deividyfreitas May 2020 | 0 Respostas

BlackShot May 2020 | 0 Respostas

Vanessakellen May 2020 | 0 Respostas

Guiduarter May 2020 | 0 Respostas

Mrzaine May 2020 | 0 Respostas

O QUE SERIA AUTONOMIA?

Grazifer May 2020 | 0 Respostas

Joazinho May 2020 | 0 Respostas

a palavra rapidez formou se de qual derivacao

Celiana May 2020 | 0 Respostas

Joazinho May 2020 | 0 Respostas

Anatercia May 2020 | 0 Respostas

Lista de comentários

Determine 25% de 360 Determine 8% de 550 Determine 15% de 150 Obs.: ( PORCENTAGEM )

Recomendar perguntas

Helpful Links

Helpful Social