Question

two vectors of magnitude a and root 3a are perpendicular to each other what is the angle whic their resultant makes with a​

Answer 1

Answer:

Explanation:

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Answer 2

Answer:

theta = 71.565, resultant = √10 = 3.16

Explanation:

$resultant = \sqrt{ {3a}^{2} + {a}^{2} } \\ \sqrt{10} {a}^{2} \\ \alpha = \cos( \binom{ {3a}^{2} }{ {a}^{2} } ) \\ \cos(3) \\ \alpha = 71.565$