Pertanyaan

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

3x+2y=5
3x+2y=0
2x+3y=5
2x+3y=-5

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Klaim

I. Sutiawan

Master Teacher

Mahasiswa/Alumni Universitas Pasundan

Jawaban terverifikasi

Pembahasan

$P e r s a m a a n space g a r i s space y a n g space m e l a l u i space d u a space t i t i k space d i c a r i space d e n g a n colon fraction numerator y minus y subscript 1 over denominator y subscript 2 minus y subscript 1 end fraction equals fraction numerator x minus x subscript 1 over denominator x subscript 2 minus x subscript 1 end fraction M a k a comma d e n g a n x subscript 1 equals negative 2 comma space y subscript 1 equals 3 comma space x subscript 2 equals 1 d a n space y subscript 2 equals 1 space s e h i n g g a colon fraction numerator y minus 3 over denominator 1 minus 3 end fraction equals fraction numerator x minus left parenthesis negative 2 right parenthesis over denominator 1 minus left parenthesis negative 2 right parenthesis end fraction equals fraction numerator y minus 3 over denominator negative 2 end fraction equals fraction numerator x plus 2 over denominator 3 end fraction 3 left parenthesis y minus 3 right parenthesis equals negative 2 left parenthesis x plus 2 right parenthesis space space equals 3 y minus 9 equals negative 2 x minus 4 space space 2 x plus 3 y equals negative 4 plus 9 space space 2 x plus 3 y equals 5$