Describe the graph of the equation.
r= (7 - 21) i + 8rj
O Itis a line in 2-space through the point (7, 0) and parallel to the vector v = -2i+ 8 j.
O Itisa plane in 2-space through the point (-2, 8) and parallel to the vector v = 7i.
O Itis a plane in 2-space through the point (7, 0) and parallel to the vector v = -2i+ 8j.
O Itis a line in 2-space through the point (-2, 8) and parallel to the vector v = 7i.
O Itis a line in 2-space through the point (7, 2) and parallel to the vector v = 8j.
Find the vector and parametric equations of the line through the points A = (2,4,7) and B = (−1,5,3).
Write the equation of the line passing through P with direction vector d in vector form and parametric form.
P = (2, 0, -3), d =
(a) vector form
[:]-
=
y
+t
3
000
(b) parametric form (Enter your answers as a comma-separated list of equations.)
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