Jika fungsi f dan g didefinisikan ke bilangan real f(x)=2x-1, g(x)=x+3. Tentukan rumus fungsi f-g

- Fungsi -

f(x) = 2x-1
g(x) = x+3

maka, (f-g)(x) = f(x) - g(x)
= 2x-1 -(x+3)
= 2x-1-x-3
= x-4

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-vin