anamarlentoscano anamarlentoscano

18-03-2021
Mathematics

contestada

i need help can you explain how to do it

i need help can you explain how to do it class=

Respuesta :

evgeniylevi evgeniylevi

18-03-2021

Answer:

-7.

Step-by-step explanation:

(x²+t²x+t³+8)`=(x²)`+(t²x)`+(t³)`+(8)`=2x*x'+2t*x+t²*x'+3t²;

[tex]x'=\frac{2tx+3t^2}{t^2+2x};[/tex]

[tex]x'(-2;-4)=\frac{2*2*4+3*4}{4-8}=-7.[/tex]

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