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m = 6-1 / 1-0 = 5/1 = 5
tegak lurus = m1xm2 = -1
m1x 5= -1
m1 = -1/5
persamaanya = y-y2=m(x-x2)
y-4 = -1/5(x+3)
5(y-4) = -x-3
5y -20 = -x-3
x+5y-17 = 0
m1 = (y2 - y1) / (x2 - x1)
= (6-1)/(1-0)
= 5/1
= 5
Tegak lurus. m2 = -1/m1
m2 = -1/5
Rumus :
y - y1 = m(x - x1)
y - 4 = -1/5 (x - (-3))
y - 4 = -1/5 (x + 3)
--------------------------------- x 5
5y - 20 = -1(x + 3)
5y - 20 = -x - 3
x + 5y - 20 + 3 = 0
x + 5y - 17 = 0
smgmbntuya :)