A particle is initially prepared in the state of = 1 = 2, m = −1 >|, a) What's the expectation values if we measured (each on the initial state), < Ĺ² >, < Îx >,< Î+ > and <Ĺ_ > b) What's the expectation values of < Ĺ² >, < Ĺ₂ >< Ĺ+ > and < Ĺ^_ >, if the state was Ĺ__ instead?
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