Respuesta :
Answer: D) -4
Step-by-step explanation:
[tex]f(x)=x-5\\g(x)=-4x^2+11x+5[/tex]
[tex](f*g)(3)=(x-5)(-4x^2+11x+5)\\(f*g)(3)=(3-5)(-4(3)^2+11(3)+5)\\(f*g)(3)=(-2)(-4*9+33+5)\\(f*g)(3)=(-2)(-36+38)\\(f*g)(3)=(-2)(2)\\(f*g)(3)=-4[/tex]
Answer: D) -4
Step-by-step explanation:
[tex]f(x)=x-5\\g(x)=-4x^2+11x+5[/tex]
[tex](f*g)(3)=(x-5)(-4x^2+11x+5)\\(f*g)(3)=(3-5)(-4(3)^2+11(3)+5)\\(f*g)(3)=(-2)(-4*9+33+5)\\(f*g)(3)=(-2)(-36+38)\\(f*g)(3)=(-2)(2)\\(f*g)(3)=-4[/tex]