Page 174 - SAAT MATHEMATICS QUESTIONS BOOK

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If the vectors and are orthogonal then

find

= ⟨ , − , ⟩, = ⟨ , , ⟩

A − C

B D −

Find the angle between and

= ⟨√ , , ⟩, = ⟨√ , , ⟩

A ° C °

B ° D °

Find ( − )

−

A − + + C − + +

B − − + D − − +

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