Respuesta :
Answer:
90
Step-by-step explanation:
4(-5)² + (-5) + (-5)
4(25) - 10
100 - 10 = 90
Answer:
[tex]f(-5)=90[/tex]
Step-by-step explanation:
We are given the function:
[tex]f(x)=4x^2+x-5[/tex]
In order to find f(-5), substitute -5 for x:
[tex]f(-5)=4(-5)^2+(-5)-5[/tex]
Evaluate:
[tex]f(-5)=4(25)-10=100-10=90[/tex]
Therefore:
[tex]f(-5)=90[/tex]