Jawabanmu

2014-05-11T16:35:26+07:00
Y = 3x² + 5x - 7
m =  6x + 5  di absis x = 1
m = 6(1) + 5 = 11
pers garis singgung di titik (1,1) dan m = 11
y - y1 = m(x - x1)
y - 1 = 11(x - 1)
y = 11x - 11 + 1
y = 11x - 10
1 1 1