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Exponentials & Logarithms
medium
0:00.0
Solve for
x
x
x
:
2
x
−
1
=
16
2^{x-1} = 16
2
x
−
1
=
16
A
x
=
4
x = 4
x
=
4
B
x
=
7
x = 7
x
=
7
C
x
=
6
x = 6
x
=
6
D
x
=
5
x = 5
x
=
5
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