Question: Find the unitary matrix which performs a 30 rotation around the axis (2/3, 1/3, 2/3) . Confirm the matrix is unitary and confirm what it

Find the unitary matrix which performs a 30 rotation around the axis (2/3, 1/3, 2/3) .

Confirm the matrix is unitary and confirm what it does to a qubit pointing in the y-direction on the Bloch sphere.

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