If a- - 2- - 3- - k- and b- - 3- - 2- then find a-b-

Given : a⃗ = 2î 3ĵ + k̂ and b⃗ = 3î + 2ĵ ∴a⃗×b⃗ = î #160; amp; ĵ #160; amp; k̂ 2 #160; amp; 3 amp; 1 3 #160; amp ...

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

Properties of Determinants

If a⃗ = 2î ...

Question

If $\to a = 2^i - 3^j +^k$ and $\to b = 3^i + 2^j$ , then find $\to a \times \to b$

Open in App

Solution

Suggest Corrections

Similar questions

\to A = 2^i + 3^j +^k

\to B = 3^i + 2^j + 4^k

(\to A + \to B) \times (\to A - \to B)

\to a = 2^i + 5^j + 8^k, \to b =^i + 3^j + 7^k

\to c = 3^i + 2^j +^k

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

\to A = 3^i + 2^j

\to B = 2^i + 3^j -^k

(\to A - \to B)

\to a = 2^i - 5^j + 8^k, \to b =^i - 3^j -^k, \to c = - 3^i - 2^j -^k

| \to a + \to b + \to c |

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

\to b = 2^i - 4^j - 3^k, \to c = -^i + 2^j + 2^k

\to a + \to b + \to c = 4^i - 4^j

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

\to a + 2 \to b - 3 \to c

\sqrt{78}

Join BYJU'S Learning Program