Answers

2016-04-01T16:42:06+05:30
The equation of the line joining the points A and B is P(t) = (1 - t)A + tB. Note that P(0) = A and P(1) = B. So this equation literally puts a ruler on the line AB so that 0 is at A and 1 is at B. In your case
P(t) = (1-t)(-7,6,-3) + t(7,-6,3) = (14t - 7, 6 - 12t, 6t - 3)
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