Jawab:
Penjelasan dengan langkah-langkah:
m = (y2-y1)/(x2-x1)
= (a+1)/(2-a) = -3
a+1 = -6 +3a
a=7/2
Jawaban:
B. 7/2
Dik : x1 = 3 - 2a
x2 = 3a + 1
y1 = 1 - a
y2 = 2a
Dit : Nilai A =....?
Jawab :
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Jawab:
Penjelasan dengan langkah-langkah:
m = (y2-y1)/(x2-x1)
= (a+1)/(2-a) = -3
a+1 = -6 +3a
a=7/2
Jawaban:
B. 7/2
Penjelasan dengan langkah-langkah:
Dik : x1 = 3 - 2a
x2 = 3a + 1
y1 = 1 - a
y2 = 2a
Dit : Nilai A =....?
Jawab :