Find Functions f and g

Find Functions f and g

Postby nycmath » Fri Sep 04, 2026 12:15 pm

See attachment.
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Re: Find Functions f and g

Postby Math Tutor » Fri Sep 04, 2026 12:51 pm

A. [tex]H(x)=(1+x^2)^3[/tex]

Take the inner expression as g and the outer power as f:

[tex]g(x)=1+x^2[/tex] and [tex]f(x)=x^3[/tex]

Then [tex]f(g(x))=(1+x^2)^3=H(x)[/tex]

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Re: Find Functions f and g

Postby Eigenvalue » Fri Sep 04, 2026 6:41 pm

Questions A and B:
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Re: Find Functions f and g

Postby Eigenvalue » Fri Sep 04, 2026 6:42 pm

Question C:
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Re: Find Functions f and g

Postby nycmath » Sat Sep 05, 2026 8:53 am

Math Tutor wrote:A. [tex]H(x)=(1+x^2)^3[/tex]

Take the inner expression as g and the outer power as f:

[tex]g(x)=1+x^2[/tex] and [tex]f(x)=x^3[/tex]

Then [tex]f(g(x))=(1+x^2)^3=H(x)[/tex]


Nice. Thanks.

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Re: Find Functions f and g

Postby nycmath » Sat Sep 05, 2026 8:54 am

Eigenvalue wrote:Questions A and B:


Yes and thanks.
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