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నాభిశ్రుతిల మధ్య కోణాన్ని వాటి నాభిశ్రుతి ఉత్పత్తిని ఉపయోగించి కనుగొనండి:

Answer (Detailed Solution Below)

Option 1 :
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Detailed Solution

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భావన:

రెండు నాభిశ్రుతిలు క్రాస్/నాభిశ్రుతి లబ్ధం ఇలా నిర్వచించబడింది:

ఇక్కడ θ అనేది మధ్య కోణం.

ఇక్కడ అనేది యూనిట్ నాభిశ్రుతి 

మరియు అయితే, వాటి క్రాస్ ఉత్పత్తి:

.

లెక్కింపు:

వీలు,

= î(4 + 0) - ĵ (3 - 0) + k̂(- 3 - 4)

⇒

ఇప్పుడు,

⇒

అందువలన,

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