Roboguru

Titik  didilatasikan dengan faktor skala  dilanjut...

Titik begin mathsize 14px style straight C left parenthesis negative 4 comma space minus 2 right parenthesis end style didilatasikan dengan faktor skala begin mathsize 14px style 1 third end style dilanjutkan dilatasi dengan faktor skala undefined terhadap titik pusat begin mathsize 14px style left parenthesis negative 1 space comma space 1 right parenthesis end style. Hasil dilatasi titik begin mathsize 14px style straight C end style  adalah . . . .

  1. begin mathsize 14px style straight C " left parenthesis 3 comma space 1 right parenthesis end style 

  2. begin mathsize 14px style straight C " left parenthesis 3 comma space minus 1 right parenthesis end style 

  3. begin mathsize 14px style straight C " left parenthesis 1 space comma space minus 3 right parenthesis end style 

  4. begin mathsize 14px style straight C " left parenthesis 1 space comma space 3 right parenthesis end style 

  5. begin mathsize 14px style straight C " left parenthesis negative 1 comma space 3 right parenthesis end style 

Jawaban:

Titik begin mathsize 14px style straight C left parenthesis negative 4 comma space minus 2 right parenthesis end style didilatasikan dengan faktor skala begin mathsize 14px style 1 third end style dilanjutkan dilatasi dengan faktor skala undefined terhadap titik pusat begin mathsize 14px style left parenthesis negative 1 space comma space 1 right parenthesis end style. Hasil dilatasi titik begin mathsize 14px style straight C end style  adalah . . . .

begin mathsize 14px style straight C apostrophe open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses equals open parentheses table row k 0 row 0 k end table close parentheses open parentheses table row cell x minus a end cell row cell y minus b end cell end table close parentheses plus open parentheses table row a row b end table close parentheses space space space space space space space space space space space equals open parentheses table row cell 1 third end cell 0 row 0 cell 1 third end cell end table close parentheses open parentheses table row cell negative 4 plus 1 end cell row cell negative 2 minus 1 end cell end table close parentheses plus open parentheses table row cell negative 1 end cell row 1 end table close parentheses space space space space space space space space space space space equals open parentheses table row cell 1 third end cell 0 row 0 cell 1 third end cell end table close parentheses open parentheses table row cell negative 3 end cell row cell negative 3 end cell end table close parentheses plus open parentheses table row cell negative 1 end cell row 1 end table close parentheses space space space space space space space space space space space equals open parentheses table row cell negative 1 end cell row cell negative 1 end cell end table close parentheses plus open parentheses table row cell negative 1 end cell row 1 end table close parentheses space space space space space space space space space space space equals open parentheses table row cell negative 2 end cell row 0 end table close parentheses straight C apostrophe apostrophe equals open parentheses table row cell negative 2 end cell 0 row 0 cell negative 2 end cell end table close parentheses open parentheses table row cell negative 2 plus 1 end cell row cell 0 minus 1 end cell end table close parentheses plus open parentheses table row cell negative 1 end cell row 1 end table close parentheses space space space space equals open parentheses table row cell negative 2 end cell 0 row 0 cell negative 2 end cell end table close parentheses open parentheses table row cell negative 1 end cell row cell negative 1 end cell end table close parentheses plus open parentheses table row cell negative 1 end cell row 1 end table close parentheses space space space space equals open parentheses table row 2 row 2 end table close parentheses plus open parentheses table row cell negative 1 end cell row 1 end table close parentheses space space space space equals open parentheses table row 1 row 3 end table close parentheses end style

Jadi, jawaban yang tepat adalah D.

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