Notasi fungsi yang tepat jika diketahui A ke B {(3,2),(6,3),(9,4)}\left\{\left(3,2\right),\left(6,3\right),\left(9,4\right)\right\}{(3,2),(6,3),(9,4)} adalah ....
f(x)=−x+5f\left(x\right)=-x+5f(x)=−x+5
f(x)=13x−1f\left(x\right)=\frac{1}{3}x-1f(x)=31x−1
f(x)=13x+1f\left(x\right)=\frac{1}{3}x+1f(x)=31x+1
f(x)=x−1f\left(x\right)=x-1f(x)=x−1
f(x)=2x−4f\left(x\right)=2x-4f(x)=2x−4