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Vadim26 [7]
3 years ago
12

Let f(x)= 5x-9 and g(x)=x+4 find f(g(x) and g (f(x)

Mathematics
1 answer:
shtirl [24]3 years ago
8 0
F(g(x)= x+4
f(x+4)= 5(x+4)-9
=5x+20-9
=5x+11
g(f(x)= 5x-9
g(5x-9)=5x-9+4
=5x-5
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