Set up the composite result function.

Evaluate by substituting in the value of into .

Apply the distributive property.

Multiply by .

Multiply by .

Subtract from .

Find f(g(x)) f(x)=4x-1 g(x)=3x^3-1

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# Find f(g(x)) f(x)=4x-1 g(x)=3x^3-1

Set up the composite result function.

Evaluate by substituting in the value of into .

Apply the distributive property.

Multiply by .

Multiply by .

Subtract from .

Find f(g(x)) f(x)=4x-1 g(x)=3x^3-1