If \hat{a}=\lambda \hat{i}+\hat{j}-2 \hat{k}, \hat{b}=\hat{i}+\lambda \hat{j}-2 \hat{k}, \hat{c}=\hat{i}+\hat{j}+\hat{k}. and [\hat{a} \hat{b} \hat{c}]=7, then the values

NIMCET 2022 Question Paper with solutions

Question : 5 of 120

Marks: +1, -0

{a}↖{∧}=λ {i}↖{∧}+{j}↖{∧}-2 {k}↖{∧}, {b}↖{∧}={i}↖{∧}+λ {j}↖{∧}-2 {k}↖{∧}, {c}↖{∧}={i}↖{∧}+{j}↖{∧}+{k}↖{∧}

. and

[{a}↖{∧} {b}↖{∧} {c}↖{∧}]=7

, then the values

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