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Fx=sqrt7x and gx=x-2 whats the smallest number that is in the domain of f(g) i need help with this function please

Fx=sqrt7x and gx=x-2 whats the smallest number that is in the domain of f(g) i need help with this function please
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5 votes
fx=sqrt7x and gx=x-2 whats the smallest number that is in the domain of f(g) i need help with this function please

User Kyle Venn
by
7.8k points

1 Answer

6 votes
To find the domain of a radical set the radicand >=0 and solve.
7x>=0
Divide by 7
X>=0 this is the domain
[0,infinity)
User Fbuchinger
by
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