Mathematics

Mathematics

Problem

When two real–valued functions

f

and

g

are added to form

(f+g)(x)

, the domain of

(f+g)

is a) the union of the domains of

f

and

g

b) the domain of

f

only c) the intersection of the domains of

f

and

g

d) the intersection of the ranges of

f

and

g

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