Can someone help me with the last question?
2 answers:
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Answer: fg and
Domain: All real number. All real number or
Explanation:
fg means product of two given function f(x) and g(x)
where,
and
Now, we have to find fg
So, fg=
Substitute f(x) and f(x)
Using distributive property simplify above expression and we get,
We can see it is cubic polynomial. So, domain of cubic polynomial is all real number.
Domain: All real number or