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Det Form

Mathematics · Class 11

Write the 3x3 and expand. a · (b x c) = (a x b) · c same value. Do not write a x b x c without brackets (not associated the same way).

3x3 det
a·(b x c) = det[a b c]
0 => coplanar
dot after cross
DET FORM: Write the 3x3 and expand. a · (b x c) = (a x b) · c same value. Do not write a x b x c without brack
DET FORM: Write the 3x3 and expand.
WHAT — DET FORM: Write the 3x3 and expand. a · (b x c) = (a x b) · c same value. Do not write a x b x c without brack
WHY — Why it matters: This rule is a separate learning unit inside scalar triple product. It can be defined, applied, and

Right triangle — Det Form — original sketch for this lesson (not copied from a textbook).