(1-b) Komposisi Fungsi

Multiple Choice

Definisi dari komposisi fungsi $$\left(g\circ f\right)\left(x\right)=....$$  

• $$f\left\{g\left(x\right)\right\}$$  

• $$g\left\{f\left(x\right)\right\}$$  

• $$g\left\{g\left(x\right)\right\}$$  

• $$f\left\{f\left(x\right)\right\}$$  

Multiple Choice

Definisi dari komposisi fungsi $$\left(f\circ g\right)\left(x\right)=....$$  

• $$f\left\{g\left(x\right)\right\}$$  

• $$g\left\{f\left(x\right)\right\}$$  

• $$g\left\{g\left(x\right)\right\}$$  

• $$f\left\{f\left(x\right)\right\}$$  

Multiple Choice

Manakah pernyataan yang tepat dari komposisi fungsi berikut ....

• $$g\left(-1\right)=0$$

• $$f\left(0\right)=0$$

• $$\left(g\circ f\right)\left(1\right)=2$$

• $$\left(f\circ g\right)\left(2\right)=3$$

Multiple Choice

Manakah pernyataan yang tidak tepat dari komposisi fungsi berikut ....

• $$g\left(-1\right)=-1$$

• $$f\left(0\right)=0$$

• $$\left(f\circ g\right)\left(1\right)=2$$

• $$\left(f\circ g\right)\left(2\right)=3$$

Multiple Choice

Jika suatu fungsi $$f\left(x\right)=2x+1$$   dan $$g\left(x\right)=x-2$$   langkah awal menentukan komposisi fungsi $$\left(f\circ g\right)\left(x\right)=....$$  

• $$f\left(x-2\right)$$  

• $$f\left(2x+1\right)$$  

• $$g\left(x-2\right)$$  

• $$g\left(2x+1\right)$$  

Multiple Choice

Jika suatu fungsi $$f\left(x\right)=2x+1$$   dan $$g\left(x\right)=x-2$$   langkah awal menentukan komposisi fungsi $$\left(g\circ f\right)\left(x\right)=....$$  

• $$f\left(x-2\right)$$  

• $$f\left(2x+1\right)$$  

• $$g\left(x-2\right)$$  

• $$g\left(2x+1\right)$$  

Multiple Choice

Diketahui fungsi komposisi
$$\left(g\circ f\right)\left(x\right)=9x^2+12x+1$$  
dan fungsi
$$g\left(x\right)=x^2-3$$  
Rumus fungsi
$$f\left(x\right)=....$$  

• $$3x+2$$  
  

• $$9x^2+12x+4$$  
  

• $$3x-2$$  
  

• $$9x^2-12x+4$$  
  

Multiple Choice

Diketahui fungsi komposisi $$\left(f\circ g\right)\left(x\right)=3x^2-7$$   dan fungsi $$g\left(x\right)=x^2-3$$   Rumus fungsi $$f\left(x\right)=....$$  

• $$3x+2$$  

• $$9x^2+12x+4$$  

• $$3x-2$$  

• $$9x^2-12x+4$$  

Multiple Choice

Diketahui fungsi komposisi $$\left(f\circ g\right)\left(x\right)=3x^2-7$$   dan fungsi $$f\left(x\right)=3x+2$$   Rumus fungsi $$g\left(x\right)=....$$  

• $$x^2-3$$  

• $$9x^2+12x+4$$  

• $$x^2+3$$  

• $$9x^2-12x+4$$  

Multiple Choice

Diketahui fungsi $$h\left(x+2\right)=x-5$$ .

Rumus fungsi $$h$$ adalah ....

• $$h\left(x\right)=x-7$$

• $$h\left(x\right)=x+7$$

• $$h\left(x\right)=x-3$$

• $$h\left(x\right)=x+3$$