Let a=j^−k^and c=i^−j^−k^. Then vector bsatisfying a×b+c=0and ab˙=3is

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Let {{a}}={{j}}-{{k}}and {{c}}={{i}}-{{j}}-{{k}}. Then vector

Question

Let $a = \hat{j} - \hat{k}$ and $c = \hat{i} - \hat{j} - \hat{k}$ . Then vector $b$ satisfying $a \times b + c = 0$ and $a \dot{b} = 3$ is

2 i - j + 2 k

\hat{i} - \hat{j} - 2 \hat{k}

\hat{i} + j - 2 \hat{k}

- \hat{i} + \hat{j} - 2 \hat{k}

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Evelyn Discussed

Let

a = \hat{j} - \hat{k}

and

c = \hat{i} - \hat{j} - \hat{k}

. Then vector

b

satisfying

a \times b + c = 0

and

a \dot{b} = 3

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Question Text	Let $a = \hat{j} - \hat{k}$ and $c = \hat{i} - \hat{j} - \hat{k}$ . Then vector $b$ satisfying $a \times b + c = 0$ and $a \dot{b} = 3$ is
Answer Type	Video solution: 1
Upvotes	150