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vetdoc
 3 years ago
If f(x) = x − 4 and g(x) = 1/2x − 2, find f[g(−6)].
vetdoc
 3 years ago
If f(x) = x − 4 and g(x) = 1/2x − 2, find f[g(−6)].

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Wired
 3 years ago
Best ResponseYou've already chosen the best response.0When you see f[g(x)], you're basically taking the result of g(x) and using that as the value of X in f(x). g(6) = (1/2)(6)2 = ?

sOcCeR_fReAk7007
 3 years ago
Best ResponseYou've already chosen the best response.1So, this is what you do. First you substitute 6 for the x 's in the second equation then you substitute what you get there for the x 's in the first equation.

sOcCeR_fReAk7007
 3 years ago
Best ResponseYou've already chosen the best response.1g(6) = (1/2)(6)2 = 5 f(g(6)) = 5  4 = 9

sOcCeR_fReAk7007
 3 years ago
Best ResponseYou've already chosen the best response.1so the answer is 9

vetdoc
 3 years ago
Best ResponseYou've already chosen the best response.1I got 5 for the second equation. Then entered that in the first and got 9 for the first equation.
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