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-3 x + 2.y = 13
titik potong pada sumbu y ------> x = 0
- 3.(0) + 2y = 13
2y = 13
y =
titik potong : (0 , )
20) pers garis singgung :
x1.x + y1.y + a(X1 + x) + b(y1 + y) + c = 0
0. x + 2.y + .(0 + x) + 2.(2 + y) - 12 = 0
2y + x + 4 + 2y - 12 = 0 ----> kalikan dengan 2
4y + 3x + 8 + 4y - 24 = 0
8y + 3x - 16 = 0
titik potong pada sumbu x ------> y = 0
8.(0) + 3x - 16 = 0
3x = 16
x =
x =
titik potong (5 , 0)