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Physics, 10.07.2019 22:20 gonzo8953

Using the definition of the scalar product, find the angles between the following pairs of vectors. (a) a 2 k and b - 31 -51 -5 k (b) a k and b -4i -4 i+2 k (c) a-4i- 3j-5 k and b 4 i

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