Question 1303e

Vectors II: Lines and Planes
Cartesian and Vector Equation of a Plane

Question

Plane p{p} is given by the cartesian equation 7x−y−8z=−21.{7 x - y - 8 z = - 21.} Express the equation of the plane p{p} in scalar product form r⋅n=k.{\mathbf{r}\cdot \mathbf{n} = k.}

Attempt

p:{p: }
r⋅{\mathbf{r}\cdot}
({\Biggl(}
){\Biggr)}
={=}

Answer

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