rafaelbrian780 rafaelbrian780
  • 10-08-2020
  • Mathematics
contestada

1 - Dada a função f(x)= -Ix²-5x+4I, determine o valor de função para x = -1. * 1 ponto a) -10 b) 10 c) 9 d) -9 e) -8

Respuesta :

Аноним Аноним
  • 10-08-2020

Option a) -10

[tex] f(x)=-|x^2-5x+4|[/tex]

put $x=-1$

$f(-1)=-|(-1)^2-5(-1)+4|$

$\implies f(-1)=-|1+5+4|=-|10|=10$

Answer Link
kalamurugesan1976 kalamurugesan1976
  • 06-03-2022

Answer:

option a

Step-by-step explanation:

Option a) -10

put $x=-1$

$f(-1)=-|(-1)^2-5(-1)+4|$

$\implies f(-1)=-|1+5+4|=-|10|=10$

Answer Link

Otras preguntas

What is the historical significance of a republic
What is the historical significance of a republic
6 divded by 2/3 = what
solve using elimination, 2x+5y=2   3x-5y=53
What biome is New Caledonia considered?
How many chromosomes does each new cell contain after mitosis if the original cell had 52 original cell chromosomes
3. The value of the expression 5.104 + 4.103 + 7.10 + 1 is equal to:
Describe how the Hawaiian Islands were formed and how they are evidence for mantle plumes.
what are three physical properties of aluminum foil
6 divded by 2/3 = what