Nonzero vectors a - b - c satisfy a - b -0- b - a - b - c -0 and 2- b - c - b - a - - If a - b -4 c then -

(b̅ a̅). (b̅ + a̅ μb̅/4) = 0 ⇒ (4 μ) b^2 = a^2 ⇒μ lt; 4 2 |b⃗ + a⃗ μb⃗/4| = |b̅ a̅| ⇒μ^2 = 5 μ⇒μ = 0 or 5 ⇒μ = 0 ...

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Condition for Coplanarity of Four Points

Nonzero vecto...

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Nonzero vectors $\to a, \to b, \to c$ satisfy $\to a . \to b = 0, (\to b - \to a) . (\to b + \to c) = 0 a n d 2 | \to b + \to c | = | \to b - \to a |$ . If $\to a = μ \to b + 4 \to c t h e n μ =$ ___

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{| b |}^{2}

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