Question 1307

Vectors II: Lines and Planes
2007 Paper 1 Question 8 Variant

Question

The line l{l} passes through the points A{A} and B{B} with coordinates (5,4,1){\left( 5, 4, 1 \right)} and (1,1,1){\left( 1, - 1, - 1 \right)} respectively. The plane p{p} has equation 5xy+2z=42.{5 x - y + 2 z = 42.} Find
(i)
The coordinates of the point of intersection of l{l} and p,{p,}
[5]
(ii)
The acute angle between l{l} and p,{p,}
[3]
(iii)
The perpendicular distance from A{A} to p.{p.}
[3]

Answer