Question

Need help fast please!

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For Plato

Answer 1

• B. (g . f)(x) = 5x log(5x) + 4log(5x)

Explanation:

`\sf (g*f)(x)`

`\sf f(x)=log(5x)`

`\sf g(x)=5x+4`

`\sf (g*f)(x)`

`\sf =g(x).\:f(x)`

`\sf =(5x+4)(log5x)`

`\sf =5x\:log(5x)+4\:log(5x)`