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Jika koordinat titik  dan , koordinat titik Q adal...

Jika koordinat titik P left parenthesis 4 comma space minus 2 comma space 1 right parenthesis dan stack P Q with rightwards arrow on top equals open parentheses table row 3 row 2 row cell negative 4 end cell end table close parentheses, koordinat titik Q adalah ....

Jawaban:

Ingat bahwa, stack P Q with rightwards arrow on top equals open parentheses table row cell q subscript 1 minus p subscript 1 end cell row cell q subscript 2 minus p subscript 2 end cell row cell q subscript 3 minus p subscript 3 end cell end table close parentheses, maka

table attributes columnalign right center left columnspacing 0px end attributes row cell stack P Q with rightwards arrow on top end cell equals cell open parentheses table row 3 row 2 row cell negative 4 end cell end table close parentheses end cell row cell open parentheses table row cell q subscript 1 minus 4 end cell row cell q subscript 2 plus 2 end cell row cell q subscript 3 minus 1 end cell end table close parentheses end cell equals cell open parentheses table row 3 row 2 row cell negative 4 end cell end table close parentheses end cell row blank rightwards arrow cell q subscript 1 minus 4 equals 3 end cell row cell q subscript 1 end cell equals 7 row blank rightwards arrow cell q subscript 2 plus 2 equals 2 end cell row cell q subscript 2 end cell equals 0 row blank rightwards arrow cell q subscript 3 minus 1 equals negative 4 end cell row cell q subscript 3 end cell equals cell negative 3 end cell end table

Jadi, koordinat titik Q adalah Q open parentheses 7 comma 0 comma negative 3 close parentheses.

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