20-08-2022
Mathematics

contestada

For f(x)=7x and g(x)=x+5, find (fog)(4)

Respuesta :

sqdancefan sqdancefan

20-08-2022

Answer:

63

Step-by-step explanation:

Compositions are evaluated right to left.

Evaluation

Each function is evaluated by replacing the variable with the value of the argument.

[tex](f\circ g)(4)=f(g(4))=f(4+5)=f(9)=7\cdot9\\\\\boxed{(f\circ g)(4)=63}[/tex]

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