UN MATEMATIKA SMP 2012
Materi Persamaan Garis Lurus
Kelas VIII
y = mx + c
m = gradien
y = 2x + 5
m = 2
karena tegak lurus maka
m1 x m2 = -1
2 x m2 = -1
m2 = -1/2
y - y1 = m (x - x1)
y + 1 = -1/2 (x - 2)
2y + 2 = -x + 2
x + 2y + 2 - 2 = 0
x + 2y = 0
Mohon maaf apabila ada kesalahan
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UN MATEMATIKA SMP 2012
Materi Persamaan Garis Lurus
Kelas VIII
y = mx + c
m = gradien
y = 2x + 5
m = 2
karena tegak lurus maka
m1 x m2 = -1
2 x m2 = -1
m2 = -1/2
y - y1 = m (x - x1)
y + 1 = -1/2 (x - 2)
2y + 2 = -x + 2
x + 2y + 2 - 2 = 0
x + 2y = 0
Mohon maaf apabila ada kesalahan