Quiz about ULANGAN HARIAN FUNGSI KOMPOSISI DAN INVERS

Question 1

suatu relasi khusus yang memasangkan setiap anggota A dengan tepat satu anggota B disebut....

Accepted Answer

A. fungsi

Answer

B. sifat fungsi

Answer

C. notasi fungsi

Answer

D. operasi fungsi

Question 2

Diketahui $$f\left(x\right)=x+2$$ dan $$g\left(x\right)=x-4$$ . Nilai dari $$f\left(x\right)+g\left(x\right)$$ adalah...

Accepted Answer

B. $$2x-2$$

Answer

A. $$2x+2$$

Answer

C. $$2x$$

Answer

D. $$x-2$$

Question 3

Diketahui $$f\left(x\right)=2x+5$$ dan $$g\left(x\right)=x+2$$ . Nilai fungsi $$\left(f-g\right)\left(x\right)=...$$

Accepted Answer

A. $$x+3$$

Answer

B. $$3x+7$$

Answer

C. $$x-3$$

Answer

D. $$x+2$$

Question 4

jika tidak ada satu anggota himpunan B yang dipasangkan dengan dua atau lebih anggota himpunan A disebut...

Accepted Answer

C. Fungsi Bijektif

Answer

A. fungsi Injektif

Answer

B. fungsi Surjektif

Answer

D. Fungsi

Question 5

Jika setiap anggota himpunan B mempunyai pasangan di himpunan A atau setiap anggota daerah kawan mempunyai pasangan di daerah asal dinamakan ...

Accepted Answer

B. Fungsi Surjektif

Answer

A. Fungsi injektif

Answer

C. fungsi

Answer

D. Fungsi Bijektif

Question 6

Jika setiap anggota himpunan A mempunyai kawan yang berbeda di himpunan B disebut...

Accepted Answer

A. fungsi Injektif

Answer

B. fungsi

Answer

C. Fungsi Surjektif

Answer

D. Fungsi Bijektif

Question 7

Diketahui $$g\left(x\right)=x+4$$ dan $$h\left(x\right)=x-2$$ . Fungsi $$\left(goh\right)\left(x\right)=...$$

Accepted Answer

B. $$x^2+2x-8$$

Answer

A. $$2x^2-2x+8$$

Answer

C. $$x^2-2x+8$$

Answer

D. $$2x^2-x-4$$

Question 8

jika diketahui f( x) = x - 4 maka $$f^{-1}\left(x\right)\ =\ ...$$

Accepted Answer

A. x+4

Answer

B. 2x +2

Answer

C. 2x

Answer

D. x -2

Question 9

jika diketahui $$g\left(x\right)=3x+5$$ maka $$g^{-1}\left(x\right)\ adalah$$

Accepted Answer

B. $$\frac{x-5}{3}$$

Answer

A. x + 5

Answer

C. x - 3

Answer

D. 3x - 5

Question 10

diketahui $$g\left(x\right)=2x-1$$ , maka $$g^{-1}\left(x\right)\ adalah...$$

Accepted Answer

A. $$\frac{x+1}{2}$$

Answer

B. $$\frac{2x}{x-1}$$

Answer

C. $$\frac{2}{x-1}$$

Answer

D. $$\frac{x-1}{2}$$

Question 11

diketahui $$f\left(x\right)=3x-7$$ dan $$g\left(x\right)=x-2$$ maka $$\left(gof\right)\left(x\right)=...$$

Accepted Answer

D. 3x -9

Answer

A. 2x -9

Answer

B. 3x - 10

Answer

C. 2x -5

Question 12

bila $$f\left(x\right)=x$$ , $$g\left(x\right)=2x+1$$ dan $$h\left(x\right)=\frac{1}{x}$$ maka $$\left(hogof\right)\left(x\right)=...$$

Accepted Answer

D. $$\frac{1}{2x+1}$$

Answer

A. $$\frac{1}{2x+2}$$

Answer

B. $$\frac{4}{x^2+1}$$

Answer

C. $$\frac{2}{x^2+1}$$

Question 13

jika diketahui $$f\left(x\right)=3x-5$$ , maka $$f^{-1}\left(x\right)$$ adalah...

Accepted Answer

A. $$\frac{x+5}{3}$$

Answer

B. $$\frac{3}{2}\left(x+5\right)$$

Answer

C. $$\frac{1}{4}\left(x+5\right)$$

Answer

D. $$\frac{1}{2}\left(x+5\right)$$

Question 14

bila $$f\left(x\right)=2x-2$$ dan $$g\left(x\right)=x+1$$ maka $$\left(fog\right)\left(2\right)\ =...$$

Accepted Answer

B. 4

Answer

A. 8

Answer

C. 6

Answer

D. 2

Question 15

Diketahui $$f\left(x\right)=\ 3x-7$$ dan $$g\left(x\right)\ =x-1$$ . nilai $$\left(fog\right)\left(1\right)$$ adalah...

Accepted Answer

A. -7

Answer

B. 8

Answer

C. 9

Answer

D. -10

Question 16

Diketahui $$f\left(x\right)=4x-5$$ dengan $$g\left(x\right)=\ x+1$$ . Hasil dari fungsi $$\left(gof\right)\left(x\right)$$ adalah...

Accepted Answer

D. 4x - 4

Answer

A. 3x + 6

Answer

B. 3x + 4

Answer

C. 4x - 6

Question 17

hubungan antara himpunan satu dengan lainnya, dimana tidak ada aturan, anggota domain boleh lebih dari satu hubungan dengan kodomain adalah...

Accepted Answer

D. Relasi

Answer

A. fungsi

Answer

B. domain

Answer

C. kodomain

Question 18

daerah hasil disebut dengan...

Accepted Answer

A. Range

Answer

B. fungsi

Answer

C. kodomain

Answer

D. domain

Question 19

daerah kawan disebut dengan...

Accepted Answer

B. kodomain

Answer

A. domain

Answer

C. Range

Answer

D. fungsi

Question 20

daerah asal disebut dengan

Accepted Answer

B. domain

Answer

A. kodomain

Answer

C. Range

Answer

D. fungsi

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