If r=3 i+2 j-5 k, a=2 i-j+k b=i+3 j-2 k and c=-2 i+j-3 k such that r=\lambda a+\mu b+\gamma c then

Correct Answer is : µ,λ2,γ are in AP

\mu, \gamma, \lambda are in {GP}

\lambda, \mu, \gamma are in {HP}

\lambda \mu, \gamma are in {AP}

\mu, \frac{\lambda}{2}, \gamma are in AP

KEAM 2019 Math Paper

Question : 1 of 121

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If r=3i+2j−5k,a=2i−j+k b=i+3j−2k and c=−2i+j−3k such that r=λa+µb+γc then

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