# physics

posted by
**unknown**
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Now note that the following becomes good approximations as θ→0:

sinθ≈θ

sin2(π4−θ)≈12−c⋅θ

(where c is some constant.) Use these approximations to estimate the probability of success of the two measurements as x→0 (as a function of x and c).

Measurement I?

Measurement II?