Multiple choice
Run this circuit. What is qubit 0's Bloch X-component — the expectation value ⟨X⟩?
// cos(θ/2) = √3/2 → θ/2 = π/6 → θ = π/3 const c = circuit(1); c.ry(Math.PI / 3, 0); return c;
Commit your prediction for ⟨X⟩ of qubit 0 — then run it.