AgamjotQ332112
AgamjotQ332112
28-10-2022
Mathematics
contestada
f(x) = -x sqaured + 5x + 15Find f(9)
Respuesta :
ChambersS488108
ChambersS488108
28-10-2022
The given function is
[tex]f(x)=-x^2+5x+15[/tex]
The expression f(9) means we have to evaluate the function when x = 9.
[tex]f(9)=-(9)^2+5(9)+15=-81+45+15=-21[/tex]
Hence, f(9) = -21.
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