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Mathematics 19 Online
OpenStudy (anonymous):

What is the equation of the line containing the points (3, 1), (9, 3), and (27, 9)?

hero (hero):

Hint: You only need two points to determine the equation of a line.

OpenStudy (anonymous):

So what would the answer be?

hero (hero):

Use the slope formula and the equation of a line formula to solve it. Find the slope first. Then find the y-intercept. Plug the slope and y-intercept into the equation of a line formula. Then you're done.

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