Given that a-k- c-k- and a-b-3- a-b-c then 3b-

The correct option is C 5î+2ĵ+2k̂ a⃗×b⃗=c⃗ a⃗× (a⃗×b⃗)=a⃗×c⃗ (a⃗.b⃗) nbsp; a⃗ (a⃗.a⃗)b⃗=a⃗×c⃗ 3 ( î+ĵ+̂k̂̂̂ ) 3b⃗=î amp;ĵ nbsp; ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Addition of Vectors

Given that ...

Question

Given that $\to a =^i +^j +^k, \to c =^j -^k$ and $\to a . \to b = 3, \to a \times \to b = \to c$ then $3 \to b =$

- 5^i + 2^j + 2^k

No worries! We‘ve got your back. Try BYJU‘S free classes today!

5^i - 2^j - 2^k

No worries! We‘ve got your back. Try BYJU‘S free classes today!

5^i + 2^j + 2^k

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

None of these

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

Suggest Corrections

Similar questions

\to a = 3^j - 2^j + 7^k, \to b = 5^i +^j - 2^k

\to c =^i +^j -^k

\to a \cdot (\to b \times \to c)

\to A =^i +^j -^k, \to B = 2^i -^j +^k, \to C = \frac{1}{\sqrt{5}} (^i - 2^j + 2^k)

\to C . (\to A \times \to B)

^i +^j + 2^k

^i + 2^j +^k

^i +^j +^k

\pm \frac{1}{\sqrt{2}} (^j -^k)

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

[\to a \to b \to c] .

Find $\to a . (\to b \times \to c)$ , if $\to a = 2^i +^j + 3^k, \to b = -^i + 2^j +^k$ and $\to c = 3^i +^j + 2^k$ .

Join BYJU'S Learning Program