Diketahui fungsi f(x)=x2−1,g(x)=x+1x−3,f\left(x\right)=x^2-1,g\left(x\right)=\frac{x+1}{x-3},f(x)=x2−1,g(x)=x−3x+1, dan h(x)=1x2+3x−4h\left(x\right)=\frac{1}{x^2+3x-4}h(x)=x2+3x−41. Nilai dari (fg.h)(x)=....\left(\frac{f}{g}.h\right)\left(x\right)=....(gf.h)(x)=....
x−3x+4\frac{x-3}{x+4}x+4x−3
x−4x+3\frac{x-4}{x+3}x+3x−4
x−1x−4\frac{x-1}{x-4}x−4x−1
x+4x+1\frac{x+4}{x+1}x+1x+4
x−1x+4\frac{x-1}{x+4}x+4x−1