Se f(1 + x) = x x² - 1 então f(4) vale?.... Pergunta de ideia deDeborahfelicio

April 2020 1 58 Report

Se f(1 + x) = x
x² - 1
então f(4) vale?

Lista de comentários

lamacch F(1 + x) = $\frac{x}{ x^{2} - 1}$

1 + x = y ⇒ x = y - 1

f(y) = $\frac{y - 1}{ (y-1)^{2} -1 }$

f(4) = $\frac{4 - 1}{ (4-1)^{2} -1 } = \frac{3}{ (3)^{2} -1 } = \frac{3}{ 8 }$

0 votes Thanks 0

More Questions From This User See All

deborahfelicio October 2021 | 0 Respostas

Responda

deborahfelicio October 2020 | 0 Respostas

Responda

deborahfelicio October 2020 | 0 Respostas

Responda

deborahfelicio October 2020 | 0 Respostas

Responda

deborahfelicio October 2020 | 0 Respostas

Responda

deborahfelicio October 2020 | 0 Respostas

Responda

deborahfelicio October 2020 | 0 Respostas

Responda

Deborahfelicio May 2020 | 0 Respostas

Responda

Deborahfelicio April 2020 | 0 Respostas

Responda

Deborahfelicio April 2020 | 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

Recomendar perguntas

Helpful Links

Helpful Social