Persamaan garis yang melalui titik M (1,-5) dan N (3,2) adalah.......

Pertanyaan

7x-2y=17
7x+2y=-17
2x-7y=3
2x+7y=-3

A. Nadhira

Master Teacher

Mahasiswa/Alumni Universitas Negeri Malang

Jawaban terverifikasi

Pembahasan

$P e r s a m a a n space g a r i s space y a n g space m e l a l u i space left parenthesis x subscript 1 comma space y subscript 1 right parenthesis space d a n space left parenthesis x subscript 2 comma space y subscript 2 right parenthesis space colon fraction numerator y subscript space minus space y subscript 1 over denominator y subscript 2 minus space y subscript 1 end fraction space equals space fraction numerator x subscript space minus space x subscript 1 over denominator x subscript 2 minus space x subscript 1 end fraction M a k a space p e r s a m a a n space g a r i s space y a n g space m e l a l u i space left parenthesis 1 comma space minus 5 space right parenthesis space d a n space left parenthesis 3 comma space 2 right parenthesis space colon fraction numerator y subscript space plus 5 over denominator 2 plus 5 space end fraction space equals space fraction numerator x subscript space minus space 1 over denominator 3 straight space minus space 1 end fraction fraction numerator y subscript space plus 5 over denominator 7 space end fraction space equals space fraction numerator x subscript space minus space 1 over denominator 2 end fraction 7 x minus 7 equals 2 y plus 10 7 x minus 2 y equals 17$