• Gradien
x+2y+3=0
y = -x/2 - 3/2 <=> y = mx+c
m1 = -1/2
tegak lurus m1×m2= -1
m2 = 2
• f'(x) = m2
6x-4=2
x = 1
• y = 3(1)²-4(1)+2
y = 1
• persamaan garis
Y - Y1 = m (X -X1)
y-1 = 2 (x-1)
y-1 = 2x-2
2x-y-1 = 0 atau 2x-y = 1
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• Gradien
x+2y+3=0
y = -x/2 - 3/2 <=> y = mx+c
m1 = -1/2
tegak lurus m1×m2= -1
m2 = 2
• f'(x) = m2
6x-4=2
x = 1
• y = 3(1)²-4(1)+2
y = 1
• persamaan garis
Y - Y1 = m (X -X1)
y-1 = 2 (x-1)
y-1 = 2x-2
2x-y-1 = 0 atau 2x-y = 1