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colormekiana
colormekiana colormekiana
  • 19-08-2016
  • Mathematics
Answered

(01.05) What is the equation in point-slope form of the line passing through (−2, 0) and (2, 8)?

Verified Answer :

Ckaranja
Ckaranja Ckaranja
  • 22-08-2016

Slope of the line= \(\frac{change in y}{change in y}\)
m=\(\frac{8-0}{2--2}\)
m=8/4=2
y=2x+c
Replacing for x and y using point (-2, 0)
0=2(-2)+c
0=-4+c
c=4
y=2x+4

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