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OpenStudy (anonymous):
find (f+g)(x) f(x)=√5x+7, g(x)=√5x-7 A.√10x B.x√10 C. √5x+7 + √5x-7 D. 5x
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OpenStudy (astrophysics):
This just means f(x)+g(x)
OpenStudy (astrophysics):
So just add the two functions
OpenStudy (lynfran):
C would be correct
OpenStudy (astrophysics):
Sounds good
OpenStudy (astrophysics):
\[\sqrt{5x}+7+\sqrt{5x}-7\] none of the others simplify to it
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