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If ` vec a ,\ vec b ,\ vec c` are three vectors such that ` vec adot vec b= vec adot vec c` then show that ` vec a=0\ or ,\ vec b=c\ or\ vec a_|_( vec b- vec c)dot`

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RD SHARMA ENGLISH-SCALAR OR DOT PRODUCT-All Questions
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  3. If vec a ,\ vec b ,\ vec c are three vectors such that vec adot ve...

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  14. Find vec adot vec b when: vec a= hat j+2 hat k\ a n d\ vec b=2 hat ...

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  15. Find vec adot vec b when: vec a= hat j- hat k\ a n d\ vec b=2 hat i...

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  17. For what value of lambda are the vector vec a\ a n d\ vec b perpendi...

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