Plz help me with these, I don't understand this subject.
2 answers:
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Answer:
, domain: all real numbers
Step-by-step explanation:
The two functions that we have in this problem are:
and
Here we have to calculate
(f+g)(x)
Which is equivalent to:
Taking the two functions and substituting into this expression, we find:
We also have to find the domain of the new function. However, we notice that there are no restrictions on the value of x, since this is a second-order function with no denominators, logarithms or roots: therefore, the domain is all real numbers.