Determine the magnitudes of the following vectors;
(i) 𝑨⃗⃗ =(𝟐𝒊̂+𝟑𝒋̂+𝟔𝒌̂)
(ii) 𝑩⃗⃗ =(𝟑𝒊̂+𝟗𝒋̂−𝟔𝒌̂)
(iii) 𝑪⃗⃗ =(𝟑𝒊̂−𝟓𝒋̂+𝒌̂)
(iv) 𝑫⃗⃗ =(𝟖𝒊̂−𝟒𝒋̂+𝟖𝒌̂)
The magnitude of vector is:
where "a_x, a_y, a_z" are coordinates of the vector. Thus, for the given vectors obtain:
Answer. 7, 11.2, 5.9, 12.
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