If a-2 -3 k- and b-3 -5 -2 k- then find -a-b-

Given tha a = 2 î + ĵ + 3k̂ and b = 3 î + 5 ĵ 2 k̂ we need to find |a×b| |a×b|= | î amp;ĵ amp;k̂ 2 amp;1 amp;3 3 amp;5 amp; 2 | =î( ...

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Dot Product

If a⃗=2 î+ĵ+3...

Question

$I f \to a = 2^i +^j + 3^k a n d \to b = 3^i + 5^j - 2^k, t h e n f i n d ∣ ∣ ∣ \to a \times \to b ∣ ∣ ∣ .$

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\to a \times \to b

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

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

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

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

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

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

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

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

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

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

\to a + \to b

\to a - \to b

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

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

(\to A + \to B)

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