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Multiple choice
According to the Born rule as stated for a 1D wavefunction
ψ
(
x
,
t
)
\psi(x,t)
ψ
(
x
,
t
)
, what is the probability of finding the particle in the interval
[
a
,
b
]
[a, b]
[
a
,
b
]
at time
t
t
t
?
🔬 try it before you answer
The value
∣
ψ
(
a
,
t
)
∣
2
+
∣
ψ
(
b
,
t
)
∣
2
|\psi(a,t)|^2 + |\psi(b,t)|^2
∣
ψ
(
a
,
t
)
∣
2
+
∣
ψ
(
b
,
t
)
∣
2
The integral of
ψ
(
x
,
t
)
d
x
\psi(x,t) \, dx
ψ
(
x
,
t
)
d
x
from
a
a
a
to
b
b
b
The integral of
∣
ψ
(
x
,
t
)
∣
2
d
x
|\psi(x,t)|^2 \, dx
∣
ψ
(
x
,
t
)
∣
2
d
x
from
a
a
a
to
b
b
b
The integral of
∣
ψ
(
x
,
t
)
∣
d
x
|\psi(x,t)| \, dx
∣
ψ
(
x
,
t
)
∣
d
x
from
a
a
a
to
b
b
b
Check answer