JT2 JT2
  • 02-08-2016
  • Mathematics
contestada

An equation of the line that contains the origin and the point (1,2) is

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texaschic101
texaschic101 texaschic101
  • 02-08-2016
(0,0)(1,2)......(0,0) is the origin
slope = (2-0) / (1-0) = 2/1 or just 2

y = mx + b
slope(m) = 2
(1,2)...x = 1 and y = 2
now we sub, we r looking for b, the y intercept
2 = 2(1) + b
2 = 2 + b
2 - 2 = b
0 = b

ur equation is : y = 2x + 0...or just y = 2x
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