Let a- - 2- - 3- - 2k- and b- - - - 2- - k- Find the projection of i a- on b- and ii b- on a-

a⃗ = 2i + 3j + 2k,b⃗ = i + 2j + k #10; #10; a .b #160; = 2 + 6 + 2 = 10 #10; #10; | a| = √(4 + 9 + #10;4) #160; = √(17) #10; # ...

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Applications of Dot Product

Let a⃗ = 2î...

Question

Let $\to a = 2^i + 3^j + 2^k$ and $\to b =^i + 2^j +^k$ . Find the projection of $(i)$ $\to a$ on $\to b$ , and $(i i)$ $\to b$ on $\to a$ .

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Solution

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