Let a- - b-2 -k- Then- vector r- satisfying the equations r- a-b-a- and r-b-a-b- is

The correct option is C 3î+ĵ k̂r× nbsp;a=b× nbsp;a nbsp;and r× nbsp;b=a× nbsp;b ⇒ nbsp;r× nbsp;a= (r× nbsp;b) ⇒ nbsp;r×(a+b)=0 r=λ(a+b) nb ...

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Linear Combination of Vectors

Let a⃗=î+ĵ ; ...

Question

Let $\to a =^i +^j; \to b = 2^i -^k$ . Then, vector $\to r$ satisfying the equations $\to r \times \to a = \to b \times \to a$ and $\to r \times \to b = \to a \times \to b$ is

^i -^j + 3^k

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3^i -^j +^k

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3^i +^j -^k

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^i -^j -^k

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Solution

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Similar questions

\to a = ˆ i + ˆ j

\to b = 2 ˆ i - ˆ k

\to r

\to r \times \to a = \to b \times \to a

\to r \times \to b = \to a \times \to b

\to a =^i +^j

\to b = 2^i -^k

\to r \times \to a = \to b \times \to a

\to r \times \to b = \to a \times \to b

\to a =^i +^j

\to b = 2^i +^j

\to r \times \to a = \to b \times \to a & \to r \times \to b = \to a \times \to b

\to a =^i - 2^j +^k, \to b =^j +^k

\to r \times \to a = \to b \times \to a

\to r \times \to b = \to a \times \to b

\to a = 3^i + 2^j, \to b = 2^i -^k,

\to r \times \to a = \to b \times \to a

\to r \times \to b = \to a \times \to b

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