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Let f(x) = x – 2 and g(x) = 3x + 4. What is f(g(x)) ?
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to find f(g(x)) put x= g(x) in f(x) can you do it?
a little confused
well put x=3x+4 in f(x)
f(x)= (3x+4)-2
@marci123 is it clear now?
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\[ f(x)=x-2\\ f(g(x))=g(x)-2\\ f(g(x))=3x+4-2\\ f(g(x))=3x+2 \]
thanks!!
:)
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