The cross product of vectors A - and B - k inA- i-j-kB- i-j-kC- i-j-kD- i-j-k

The correct option is D A × B = (i+j)×(i+k) = i×i+ i×k +j×i + j×k = 0 j k + i which is choice (d) ...

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Unit Vectors

The cross pro...

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The cross product of vectors A = $(ˆ i + ˆ j)$ and B = $(ˆ i + ˆ k)$ in

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A unit vector coplanar with $\to i + \to j + 3 \to k and \to i + 3 \to j + \to k$ and perpendicular to $\to i + \to j + \to k$ is

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^i +^j +^k,^i -^j +^k

2^i + 3^j + λ^k

λ

(ˆ i + ˆ j)

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\hat{i} + \hat{j} and \hat{j} + \hat{k}

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