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Tentukan jarak dua titik antara pasangan titik ber...

Tentukan jarak dua titik antara pasangan titik berikut.

c. begin mathsize 14px style left parenthesis negative 19 comma negative 16 right parenthesis comma space left parenthesis negative 2 comma 14 right parenthesis end style

Jawaban:

Jarak antara dua titik begin mathsize 14px style open parentheses x subscript 1 comma y subscript 1 close parentheses space dan space open parentheses x subscript 2 comma y subscript 2 close parentheses space end style adalah

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell square root of left parenthesis x subscript 1 minus x subscript 2 right parenthesis squared plus left parenthesis y subscript 1 minus y subscript 2 right parenthesis squared end root end cell equals cell square root of left parenthesis negative 19 minus left parenthesis negative 2 right parenthesis right parenthesis squared plus left parenthesis negative 16 minus 14 right parenthesis squared end root end cell row blank equals cell square root of left parenthesis negative 17 right parenthesis squared plus left parenthesis negative 30 right parenthesis squared end root equals square root of 289 plus 900 end root equals 34 comma 48 end cell end table end style

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