Gradien garis Q = -2 -2 / 0-5 = -4/-5
4/5
Garis P tegak lurus dgn garis Q
Jadi gradien (m) P . MP = -1 =] MP = -5/4
Persamaan garis P melalui titik (5,2)
y = M (x - x1) + 2
= -5/4x + 25/4 + 2
y = -5/4x + 25/4 + 2 =] dikali 4
4y = -5x + 33
5x + 4y - 33 = 0
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Gradien garis Q = -2 -2 / 0-5 = -4/-5
4/5
Garis P tegak lurus dgn garis Q
Jadi gradien (m) P . MP = -1 =] MP = -5/4
Persamaan garis P melalui titik (5,2)
y = M (x - x1) + 2
= -5/4x + 25/4 + 2
y = -5/4x + 25/4 + 2 =] dikali 4
4y = -5x + 33
5x + 4y - 33 = 0