Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §11.3 Cross Products and Determinants, #49 · Multivariable Calculus · Vectors & geometry

The plane containing … and … and … is perpendicular to the…

The plane containing $P = (0, 1, 1)$ and $Q = (1, 0, 1)$ and $R = (1, 1, 0)$ is perpendicular to the cross product $N =$ ______. Find the equation of the plane and the area of triangle $P QR$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §11.3 Cross Products and Determinants, #49

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