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Select the correct option from the given alternatives: If ab|a¯|=3,|b¯|=4, then the value of λ for which aba¯+λb¯, is perpendicular to aba¯-λb¯, is - Mathematics and Statistics

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MCQ

Select the correct option from the given alternatives:

If `|bar"a"| = 3, |bar"b"| = 4,` then the value of λ for which `bar"a" + lambdabar"b"`, is perpendicular to `bar"a" - lambdabar"b"`, is

Options

  • `9/16`

  • `3/4`

  • `3/2`

  • `4/3`

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Solution

`3/4`

Concept: Representation of Vector
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