Roboguru

Diketahui dan panjang vektor . Maka adalah

Diketahui begin mathsize 14px style a with rightwards harpoon with barb upwards on top equals open parentheses table row 5 row cell negative 6 end cell end table close parentheses end style dan panjang vektor begin mathsize 14px style a with rightwards harpoon with barb upwards on top equals 4 end style. Maka begin mathsize 14px style 2 a with rightwards harpoon with barb upwards on top end style adalah begin mathsize 14px style horizontal ellipsis end style 

  1. begin mathsize 14px style open parentheses table row cell negative 20 end cell row 24 end table close parentheses end style 

  2. begin mathsize 14px style open parentheses table row 20 row cell negative 24 end cell end table close parentheses end style 

  3. begin mathsize 14px style open parentheses table row cell negative 40 end cell row cell negative 48 end cell end table close parentheses end style 

  4. begin mathsize 14px style open parentheses table row cell negative 40 end cell row 48 end table close parentheses end style 

  5. begin mathsize 14px style open parentheses table row 40 row cell negative 48 end cell end table close parentheses end style 

Jawaban:

Diketahui begin mathsize 14px style a with rightwards harpoon with barb upwards on top equals open parentheses table row 5 row cell negative 6 end cell end table close parentheses end style, maka begin mathsize 14px style 2 a with rightwards harpoon with barb upwards on top equals 2 open parentheses table row 5 row cell negative 6 end cell end table close parentheses equals open parentheses table row 10 row cell negative 12 end cell end table close parentheses end style.

Jadi, tidak ada jawaban yang tepat.

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